CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:98% or more Appearance:high quality Package:5kg 25kg According to clients' requirement Storage:Store in dry, dark and ventilated place Transportation:sea air road Application:Intermediate and Industrial use 

Min. Order:1Metric Ton

Supplier:Hangzhou Keyingchem Co.,Ltd [ China (Mainland)]

CAS No.2421-28-5 CAS2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Appearance:Off-white to brown Crystalline Powder Package:as your requirement Storage:Keep it in dry,shady and cool place Transportation:by Sea, by Air, by Land/EMS/TNT/DHL/UPS/FedEx Application:Pharma;Industry;Agricultural;chemical reaserch 

Min. Order:1Kilogram

Supplier:Hubei Jiutian Bio-medical Technology Co., Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:鈮?9.5% Appearance:odorless light yellow powder solid Package:Aluminum foil bag for within 10kg Fiber drum for 10kg and more Storage:Protected from light Transportation:By air, by sea or by courier (VIP account of TNT, DHL, Fedex and EMS) Application:Intermediate 

Min. Order:1Gram

Supplier:Jinan Finer Chemical Co., Ltd [ China (Mainland)]

CAS No.2421-28-5 Newblue-CHEM CAS NO.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99.0% Appearance:White powder Package:normal package Storage:room tempurature Transportation:by sea or air Application:Used in a base-free iridium-catalyzed direct alkylation of active methylene compounds with alcohols.1 

Min. Order:100Kilogram

Supplier:HENAN NEW BLUE CHEMICAL CO.,LTD [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride TOP1 supplier

Assay:98% Appearance:white crystal powder  Package:according to the clients requirement Storage:Store in dry, dark and ventilated place. Transportation:by sea or by air Application:It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff. 

Min. Order:100Gram

Supplier:Dayang Chem (Hangzhou) Co.,Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride / LIDE PHARMA- Factory supply / Best price

Assay:98%min. Appearance:White powder Package:1kg/Al-foiled bag; 25kg/drum Storage:Storage: In well-closed container, protected from light and in cool & dry place. Transportation:by air, by courier,by sea Application:The product is used for pharmaceutical intermediates.  

Min. Order:1Gram

Supplier:LIDE PHARMACEUTICALS LIMITED [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Appearance:Needles or Crystalline Powder Package:according to the need of packing Storage:low temperature Transportation:air sea or courier Application:intermediate 

Min. Order:1Gram

Supplier:Shanghai Minstar Chemical Co., Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic Dianhydride

Assay:99% Appearance:powder or liquid Package:according to customer requirements Storage:store in dry dark and ventilated place Transportation:By Sea/Air/Courier Application:It is an important raw material. 

Min. Order:10Gram

Supplier:Zibo Hangyu Biotechnology Development Co., Ltd [ China (Mainland)]

CAS No.2421-28-5 High Quality 3,3鈥?4,4鈥?Benzophenonetetracarboxylic Dianhydride in stock

Assay:99% Appearance:Light yellow powder Package:25kg/drum Storage:Cool and dry place Transportation:by sea or by air, express for small quantity Application:CAS: 2421-28-5 

Min. Order:1Kilogram

Supplier:Siwei Development Group Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Appearance:Off-White Powder Package:Aluminium bag & Paper Drum Storage:Normal temperature Transportation:Normal condition Application:Used for Diabetic 

Min. Order:1Kilogram

Supplier:Hangzhou Huarong Pharm Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3鈥?4,4鈥?Benzophenonetetracarboxylic dianhydride (BTDA)

Assay:99% Appearance:detailed see specifications Package:as requirements Storage:RT, argon filled storage Transportation:By air(EMS or EUB or FedEx or TNT ect...) or by sea(FOB or CIF or CNF ect...)or according to your demand. Application:intermediates in organic synthesis 

Min. Order:1Gram

Supplier:Hangzhou Lingrui Chemical Co.,Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic Dianhydride

Assay:99% Appearance:white powder Package:According to the customer's requestment Storage:Store in dry dark and ventilated place Transportation:Fast! Safe! Promise 100% safe and successful transportation. Door to door transportation services. Application:An important raw material and intermed... 

Min. Order:1Metric Ton

Supplier:RongNa Biotechnology Co., Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS 2421-28-5

Assay:>99% Appearance:Off-White Package:Inside plastic outside Storage:Store in a cool and dry place Transportation:We ship goods via DHL, Fedex, UPS, TNT, China post, NL Post and other couriers, weight from 10g to 1000kg or even bulker.? Application:Polymeric monomer for the synthesis of high temperature resistant polymer materials. 

Min. Order:1Kilogram

Supplier:Hebei Nengqian Chemical Import and Export Co., LTD [ China (Mainland)]

CAS No.2421-28-5 Benzophenonetetracarboxylic dianhydride

Assay:98% Appearance:Off-white to brown,?Needles or Crystalline Powder Package:25kg fiber drums  Storage:Inert atmosphere,Room Temperature Transportation:multiple transportation for your choose , according to your demand  Application:pharm intermediate 2421-28-5 

Min. Order:1Gram

Supplier:HANGZHOU TIANYE CHEMICALS CO., LTD. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99.00% Appearance:White Powder Package:25KG/Drum Storage:Preserve in tight, light-resistant containers Transportation:By Air& By Sea Application:Pharmaceutical 

Min. Order:1Kilogram

Supplier:Golden Pharma Co., Limited [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS: 2421-28-5

Assay:99% Package:According to customer requirements Storage:Sealed and preserved Transportation:Sea or Air Application:It is an important raw material and intermediate 

Min. Order:1Gram

Supplier:Qingdao Beluga Import and Export Co., LTD [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Appearance:Powder Package:Glass bottle, customizable Storage:Store at room temperature Transportation:Air and sea transportation 

Min. Order:1Kilogram

Supplier:Shanghai Wibson Biotechnology Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride.

Assay:99.0% Appearance:liquid Package:Grams, Kilograms Storage:Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials. Transportation:According to customer request Application:For R&D and commerical use 

Min. Order:100Gram

Supplier:Chemlyte Solutions [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:98.0%min/99.0%min/99.5%min Appearance:Off-white powder Package:25kg/drum or at customers requirement. Storage:ln stock Transportation:Express/Sea/Air Application:It's a useful monomer co-monomer for preparation of optically transparent, high temperature resistant and low dielectric constant high performance products. Application areas in electronics, solar and 

Min. Order:1Kilogram

Supplier:Hangzhou Sartort Biopharma Co., Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay: 98%Min Appearance:Detailed in specifications Package:According to customer  Storage:Store in dry, dark and ventilated place Transportation:By air or by sea  Application:An important raw material and intermediate used in organic Synthesis, Pharmaceuticals  

Min. Order:1Kilogram

Supplier:TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride.

Assay:99% Appearance:White Powder Package:25kg/drum, also according to the clients requirement Storage:Store In Dry, Cool And Ventilated Place Transportation:By Sea Or By Air Application:It is widely used as a thickener, emulsifier and stabilizer 

Min. Order:1Kilogram

Supplier:EAST CHEMSOURCES LIMITED [ China (Mainland)]

CAS No.2421-28-5 1,3-Isobenzofurandione,5,5'-carbonylbis-

Assay:99% Appearance:White fine powder Package:according to the clients requirement Storage:Sealed dry storage Transportation:Transportation by express, air, sea; port mainly to Qingdao / Tianjin / Shanghai, or according to customer needs to send different ports and aviation. Application:oled 

Min. Order:1Kilogram

Supplier:Shandong Hanjiang Chemical Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Appearance:Powder Package:Plastic-woven sack, net weight 25kg,50kg or 1000kg Storage:Inert atmosphere, Room Temperature Transportation:by sea or by air Application:Polymeric monomer for the synthesis of high temperature resistant polymer materials. 

Supplier:COLORCOM LTD. [ China (Mainland)]

CAS No.2421-28-5 Best Price3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:98% Appearance:Detailed see specifications Package:Foil bag or Drum or Barrel or as customers requirements Storage:Store in dry dark and ventilated place Transportation:By courier/by air/by sea/by train Application:Pharmaceutical intermediates,custom synthesis and others 

Min. Order:0

Supplier:Jiangsu Qianyu Molecular Technology Co., LTD. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Package:25kg/drum Storage:Sealed and preserved Transportation:By sea/By air/By courier Application:Chemical raw materials 

Min. Order:0

Supplier:Hangzhou ZeErRui Chemical Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3'4,4'-Benzophenonetetracarboxylic dianhydride

Assay:0.98 Appearance:Off white to slight yellow solid Package:1L 5L 10L 25L bottle Storage:Stored in shaded, cool and dry places Transportation:Handle with cares to avoid damaging the packages. Protect them from sunshine or rain. We can send by Fedex, by ship or by plane according to international rules. Application:pharma intermediate 

Min. Order:0

Supplier:Antimex Chemical Limied [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:HPLC鈮?8% Appearance:powder Storage:Sealed in dry,Room Temperature Transportation:by express or by sea Application:for pharma use 

Min. Order:0

Supplier:Hangzhou Shanyi Biotechnology Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-BENZOPHENONETETRACARBOXYLIC DIANHYDRIDE 2421-28-5

Assay:99% Appearance:detailed see specifications Package:according to the clients requirement Storage:Store in dry, dark and ventilated place. Transportation:by sea or by air Application:An important raw material and intermediate used in Organic Synthesis, Pharmaceuticals 

Min. Order:1Gram

Supplier:Afine Chemicals Limited [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic Dianhydride

Assay:99 Application:3,3',4,4'-Benzophenonetetracarboxylic Dianhydride 2421-28-5 

Min. Order:0Metric Ton

Supplier:SAGECHEM LIMITED [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:98%,99% Appearance:refer to COA Package:According to the clients requirement Storage:Store in dry, cool and ventilated place Transportation:By sea or by air or by courier Application:Liquid crystal intermediate 

Min. Order:0

Supplier:Hangzhou Ocean Chemical Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99.90% Appearance:solid or liquid Package:drum and bag Storage:in sealed air resistant place Transportation:by sea or air Application:for pharma use 

Min. Order:0

Supplier:Kono Chem Co.,Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Appearance:White powder Package:25kg/drum,or as per customers'demand Storage:Sealed and preserved Transportation:By sea Application:Fine chemical intermediates, used as the main raw material for the synthesis of various pesticides, medicines, surfactants, polymer monomers, and antifungal agents 

Min. Order:0

Supplier:GIHI CHEMICALS CO.,LIMITED [ China (Mainland)]

CAS No.2421-28-5 1,3-Isobenzofurandione,5,5'-carbonylbis-

Assay:99% Appearance:see detailed specifications Package:bottle/drum Storage:keep in dry and cool condition Transportation:By Courier/Air/Sea Application:pharmaceutical use,food use,Raw materials for the synthesis of new sweeteners and certain chiral pharmaceutical intermediates. 

Min. Order:0

Supplier:Hebei Mujin Biotechnology Co.,Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:98% HPLC Package:1kg Application:pharmaceutical intermediates 

Min. Order:0

Supplier:Hangzhou Dingyan Chem Co., Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Application:api 

Min. Order:0

Supplier:Shanghai Scochem Technology Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Min. Order:0

Supplier:Jinxin Shengda Air Freight Forwarding (Huizhou City) Co., LTD [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride 2421-28-5CAS NO.: 2421-28-5

Assay:99% Appearance:off-white powder Package:drum Storage:In cool dry place and protect from light Transportation:By Sea/Air/DHL Application:oled intermediates 

Min. Order:1Gram

Supplier:Henan Wentao Chemical Product Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride TOP1 supplier CAS NO.2421-28-5

Assay:99% Appearance:White crystalline powder Package:According to the demand of customer Storage:store in cool, dry, ventilated place 20鈩?nbsp;Transportation:by Sea, air and express  Application:Organic synthesis 

Min. Order:10Gram

Supplier:Jilin Artel New Materials Co., LTD [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:98%min Appearance:Off-white to light yellow powder Package:According to the clients requirement. Storage:Keep in cool place. Transportation:Sea/air/courier Application:Pharmaceutical intermediates 

Min. Order:0

Supplier:Hangzhou J&H Chemical Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Appearance:white powder Package:Woven bag Storage:Normal temperature Transportation:Ocean shipping Express delivery  Application:Organic Chemistry 

Min. Order:10Gram

Supplier:HENAN SUNLAKE ENTERPRISE CORPORATION [ China (Mainland)]

CAS No.2421-28-5 2421-28-5 1,3-Isobenzofurandione,5,5'-carbonylbis-

Assay:99% Appearance:White crystalline powder Package:According to customer requirement packaging Transportation:Shipping Application:N/A 

Min. Order:1Kilogram

Supplier:Hebei yanxi chemical co.,LTD. [ China (Mainland)]

CAS No.2421-28-5 3,3,4,4-Benzophenonetetracarboxylic dianhydride銆丅TDA

Assay:99%+ Appearance:white powder Package:25kg,50kg,180kg,200kg,250kg,1000kg锛宑ustomization Storage:Keep it in dry,shady and cool place Transportation:Transit could be DHL,UPS,TNT,EMS,Fedex,and so on. For mass orders, it will be delivered by air or sea. For small order, please expect 3-7 days by UPS DHL EMS. For mass order, please allow 5-8 days. Application:Pharma;Industry;Agricultural;chemical reaserch 

Min. Order:0Metric Ton

Supplier:Wuhan Circle Star Chem-medical Technology co.,Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99.0% min Appearance:Highest quality appearance Package:25kgs/drum锛?00kg/drum锛汭BC TANK Storage:Keep in dry and well ventilated warehouse, keep sealed Transportation:By air and by sea Application:Extremely good quality, widely used in Pharmaceutical Industry, Food Industry, agricultural industry etc. 

Min. Order:1Kilogram

Supplier:Hangzhou Johoo Chemical Co., Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Package:box or opp package Storage:cool drum  Transportation:air or sea Application:3,3',4,4'-Benzophenonetetracarboxylic dianhydride 

Min. Order:1Milligram

Supplier:weifang yangxu group co.,ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:98% Appearance:Transparent to light yellow liquid Package:Safe Packaging Storage:Store in RT Transportation:By sea or air as request Application:api 

Min. Order:1Kilogram

Supplier:Hubei Shengliyuan New Materials Co., Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride.

Assay:99% Appearance:White powder or granule Package:25kg drum/bag Storage:Keep in dry and cool place Transportation:by Sea, air and express Application:Used as a calcium booster in the food industry 

Min. Order:1Metric Ton

Supplier:KAISA GROUP INC [ United States]

CAS No.2421-28-5 2421-28-5

Assay:98% Appearance:powder Package:25Kg/Drum or as demand Storage:Store in a cool, dry, ventilated place Transportation:BY COURIER/AIR/SEA Application:Used in organic synthesis. 

Min. Order:0

Supplier:Kunshan Push Trading Co.,LTD [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99%+ Appearance:white powder Package:25kg,50kg,180kg,200kg,250kg,1000kg锛宑ustomization Storage:Keep it in dry,shady and cool place Transportation:Transit could be DHL,UPS,TNT,EMS,Fedex,and so on. For mass orders, it will be delivered by air or sea. For small order, please expect 3-7 days by UPS DHL EMS. For mass order, please allow 5-8 days... Application:Pharma;Industry;Agricultural;chemical reaserch 

Min. Order:0

Supplier:Wuhan Circle Star Chem-medical Technology co.,Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3,4,4-Benzophenonetetracarboxylic dianhydride

Assay:99 Appearance:powder, or liquid Package:Bottle, barrel, cargo, container, etc. Storage:Stored in room temperature, ventilated place Transportation:By air, ship, express, etc. Application:Pharmaceuticals, intermediates, APIs, custom synthesis, chemicals 

Min. Order:0

Supplier:LEAP CHEM Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3'4,4'-Benzophenonetetracarboxylic dianhydride (BTDA)

Assay:99 Appearance:off white Package:10G/BAG; 1KG/BAG ;25KG/DRUM Storage:dry and cool place Transportation:BY SEA,AIR,EXPRESS Application:Active pharaceutical ingredients 

Min. Order:0

Supplier:Hubei Vanz Pharm Co.,Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:98% Application:Organic raw materials 

Min. Order:0

Supplier:Jilin Tianyun New Materials Co., Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Application:API 

Min. Order:0

Supplier:WLP INGREDIENT INC [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Application:API 

Min. Order:0

Supplier:DB BIOTECH CO., LTD [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Application:API 

Min. Order:0

Supplier:Xian Changyue Biological Technology Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Application:API 

Min. Order:0

Supplier:Wuhan Bright Chemical Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 4,4'-Carbonyldiphthalic Anhydride 2421-28-5

Assay:98% min Appearance:solid powder Package:Packing according to customer's requirements Storage:Keep containers tightly closed. Store in a cool, dry area away from incompatible substances. Transportation:Conventional transport Application:Pharmaceuticals 

Min. Order:100Milligram

Supplier:Taizhou Crene Biotechnology co.ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Appearance:detailed see specifications Package:according to the clients requirement Storage:Store in dry, dark and ventilated place Transportation:transport by sea or by air Application:custom synthesis molecular; API Intermediates;Fluorinating Reagents & Building Blocks for Fluorinated Biochemical Compounds;Synthetic Organic Chemistry; 

Min. Order:1Gram

Supplier:Shanghai Massive Chemical Technology Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 Manufacturer high quality BTDA Cas 2421-28-5 with good price

Assay:99%min Appearance:White or light yellow powder Package:25kg/drum Storage:cool dry place Transportation:By Sea/Air/Courier Application:Polymerization monomer 

Min. Order:5Kilogram

Supplier:Wuhan Fortuna Chemical Co.,Ltd [ China (Mainland)]

CAS No.2421-28-5 Phthalicanhydride, 4,4'-carbonyldi- (8CI)

Assay:99% Appearance:White powder Package:25kg/drum Storage:Store in cool and dry place, away from sun light. Transportation:By sea or by air  Application:Syntheses Material Intermediates 

Min. Order:1Kilogram

Supplier:Henan Sinotech Import&Export Corporation [ China (Mainland)]

CAS No.2421-28-5 BTDA -- 3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS 2421-28-5 In stock

Assay:high quality Appearance:As per COA  Package:Export standard and according to the clients requirement Storage:Store in dry, dark and ventilated place;ISO / Kosher /GMP licence commercial bulk capacity factory in China Transportation:By AIR or by SEA GMP licence / US-FDA,South Korea-KFDA Application:It is an important raw material and intermediate for chemical industry. 

Min. Order:5Metric Ton

Supplier:Chemwill Asia Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride.

Assay:99% Appearance:White Powder Package:According to customer's requirement Storage:Store in sealed containers at cool & dry place. Protect from light, moisture and pest infestation. Transportation:By DHL, TNT, FedEx, HKEMS, UPS, Etc Application:Pharmaceutical intermediates 

Min. Order:1Kilogram

Supplier:Wuhan 90000 Lithium Industry and Trade Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 Wholesale price CAS 2421-28-5 with best price

Assay:99% Appearance:White powder Package: [Packaging]20mg, 50mg,100mg,1g,10g,100g,according to customers' requirements Storage: should be stored in a well-closed container at low temperature, keep away from moisture, heat and light. Transportation:1. Samples 1kg-10kg are shipped by international express. 2. 50kg-100kg of goods are transported by dedicated line logistics. 3. Cargo 100kg-1ton is transported by dedicated line logistics. Application:Chemical raw materials, pharmaceutical intermediates, cosmetic raw materials, etc. 

Min. Order:1Kilogram

Supplier:Zhuozhou Wenxi import and Export Co., Ltd [ China (Mainland)]

CAS No.2421-28-5 Factory Supply Benzophenone-3,3':4,4'-tetracarboxylic dianhydride

Assay:99.9% Appearance:Refer to COA Package:drum Storage:keep in cool and dry place Transportation:by sea or by air Application:Intermediates and materials 

Min. Order:1

Supplier:Ality Chemical Corporation [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Appearance:powder/liquid Package:According to client's requirements Storage:Store in dry, dark and ventilated place. Transportation:by sea/by air/by express Application:pharmaceutical intermediates 

Min. Order:1Gram

Supplier:Hangzhou KieRay Chem Co.,Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride.

Assay:99% Appearance:liquid or powder  Package:according to the clients requirement Storage:Dry and Cool Place  Transportation:UPS FedEx ,DHL,EXPRESS LINE Application:healing drugs 

Min. Order:1Gram

Supplier:Shandong Mopai Biotechnology Co., LTD [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99%min Appearance:white or almost white powder Package:1kg/drum, 25kg/drum, 200kg/drum,500kg/drum Storage:Keep it in dry, cool and ventilated place Transportation:by sea or by air Application:For scientific research  

Min. Order:1Kilogram

Supplier:Shanghai Seasonsgreen Chemical Co.,Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:97% Appearance:Powder or liquid Package:According to customer Storage:Store in a tightly closed container, in a cool and dry place. Transportation:Fedex,DHL,TNT,BY SEA and BY AIR Application:Medicinal Chemistry Biomedicine Pharmaceutical intermediates Chemistry experiment Biological experiments Chemical reagent For R&D use only. 

Min. Order:10Milligram

Supplier:Amadis Chemical Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride.

Assay:99% Appearance:white powder Package:drum or based on customers' requirement Storage:normal temperature storage Transportation:by sea, by air Application:We have different specifications for different applications 

Min. Order:1Metric Ton

Supplier:Bluecrystal chem-union [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99.0% Appearance:Clear, colorless liquid Package:according to your requirement Storage:Store in a dry, dark and ventilated place Transportation:by air/by sea /by train Application:lt is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff. 

Min. Order:1Kilogram

Supplier:Suzhou Senfeida Chemical Co., Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic Dianhydride

Assay:98% Appearance:White or off white powder Package:According to the demand of customer Storage:Sealed, dry, microtherm , avoid light and smell. Transportation:by air or by sea Application:Organic synthesis 

Min. Order:1Kilogram

Supplier:Henan Allgreen Chemical Co.,Ltd [ China (Mainland)]

CAS No.2421-28-5 Benzophenone-3,3鈥?4,4鈥?tetracarboxylic dianhydride

Assay:99% Appearance:powder Package:1kg/bag; 101kg/drum, or as customer's required Storage:Keep in a cool & dry place Transportation:by air/by sea 

Min. Order:0Metric Ton

Supplier:Jiangsu Congzhong Chemical Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 Acmec Benzophenone-3,3',4,4'-tetracarboxylic dianhydride 500g

Assay:96% Appearance:See the datasheet Package:500g Storage:RT Transportation:By Express, Air and Road Application:Analytical reagent, biochemical reagent, standard 

Min. Order:1bottle

Supplier:Shanghai Acmec Biochemical Technology Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:98% Package:According to the customer request Transportation:According to the customer request Application:intermediate of Antimicrobial agent and Antioxidant  

Min. Order:100Gram

Supplier:SHANGHAI SYSTEAM BIOCHEM CO., LTD [ China (Mainland)]

CAS No.2421-28-5 BTDA

Transportation:Express/Sea/Air 

Min. Order:0

Supplier:Hangzhou Fonlynn Health Technology Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 low price 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:99% Appearance:colourless to light yellow liquid Package:R&D,Pilot run Storage:Room temperature Transportation:per client require Application:Used as dye intermediates 

Min. Order:0Metric Ton

Supplier:Hunan chemfish Pharmaceutical co.,Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:High quality, please feel free to contact us at any time Appearance:Please feel free to contact us, we will provide you with the best service Package:Please feel free to contact us at any time Storage:We have professional warehousing equipment, please rest assured Transportation:We have professional transportation capabilities Application:multi-purpose 

Min. Order:0

Supplier:Changzhou Helios Biomedical Science and Technology Co.,LTD. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:98% Appearance:Reference material object Package:According to customer requirements Storage:Sealed and preserved Transportation:By sea or by air Application:Fine chemical intermediates, used as the main raw material for the synthesis of various pesticides, medicines, surfactants, polymer monomers, and antifungal agents 

Min. Order:0

Supplier:Wuhan Newgreat Chemical Co., Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:white powder Appearance:Keep it in dry,shady and cool place Package:Transit could be DHL,UPS,TNT,EMS,Fedex,and so on. For mass orders, it will be delivered by air or sea. For small order, please expect 3-7 days by UPS DHL EMS. For mass order, please allow 5-8 days... Storage:Pharma;Industry;Agricultural;chemical reaserch Transportation:Any port in China Application:25kg,50kg,180kg,200kg,250kg,1000kg锛宑ustomization 

Min. Order:0

Supplier:Shandong Baimao Chemical Co., Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride 2421-28-5

Assay:96% Appearance:solid or liquid Package:Foil bag; Drum; Plastic bottle Storage:in sealed air resistant place Transportation:by sea or air Application:Pharma;Industry;Agricultural 

Min. Order:0

Supplier:Hunan Russell Chemicals Technology Co.,Ltd [ China (Mainland)]

CAS No.2421-28-5 Benzophenone-3,3鈥?4,4鈥?tetracarboxylic dianhydride manufacturer

Assay:96% Appearance:White powder Package:According client's requirements Storage:keep sealed and keep from direct light Transportation:by express or by sea Application:pharmaceutical 

Min. Order:0

Supplier:Shanghai Yuanye Bio-Technology Co., Ltd. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:Pure Appearance:Powder Package:10G/bottle 1kg/tin 5kg/tin 25kg/carton Storage:Store in dry, cool and ventilated place Transportation:By sea By air By courier Application:1. Chemical raw materials 2. Used as an analytical reagent 

Min. Order:0

Supplier:Asure Biochem CO.,LTD. [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride(BTDA锛? Cas no.2421-28-5 99.5%

Assay:99.5% Package:Grams, Kilograms Transportation:According to customer request Application:For R&D 

Min. Order:0

Supplier:Win-Win chemical Co.Ltd [ China (Mainland)]

CAS No.2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Assay:98% Application:it's used for for pharmaceutical intermediates, organic chemicals 

Min. Order:0

Supplier:SHANDONG BENRITE NEW CHEMICAL MATERIALS CO.,LTD. [ China (Mainland)]