Factory Supply 3, 3′, 4, 4′-Benzophenonetetracarboxylic Dianhydride/Btda CAS 2421-28-5 with Good Price

Product Details
CAS No.: 2421-28-5
Formula: C17h6o7
EINECS: 219-348-1
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  • Factory Supply 3, 3′, 4, 4′-Benzophenonetetracarboxylic Dianhydride/Btda CAS 2421-28-5 with Good Price
  • Factory Supply 3, 3′, 4, 4′-Benzophenonetetracarboxylic Dianhydride/Btda CAS 2421-28-5 with Good Price
  • Factory Supply 3, 3′, 4, 4′-Benzophenonetetracarboxylic Dianhydride/Btda CAS 2421-28-5 with Good Price
  • Factory Supply 3, 3′, 4, 4′-Benzophenonetetracarboxylic Dianhydride/Btda CAS 2421-28-5 with Good Price
  • Factory Supply 3, 3′, 4, 4′-Benzophenonetetracarboxylic Dianhydride/Btda CAS 2421-28-5 with Good Price
  • Factory Supply 3, 3′, 4, 4′-Benzophenonetetracarboxylic Dianhydride/Btda CAS 2421-28-5 with Good Price
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Basic Info.

Model NO.
HHGYY
Type
Synthesis Material Intermediates
Appearance
Powder
Quality
Industrial
Colour
White
Sample
Available
Purity
99%
MW
322.23
Transport Package
Drum
Specification
25kg/drum
Trademark
Haihang
Origin
China

Product Description


Factory Supply 3,3',4,4'-Benzophenonetetracarboxylic dianhydride/Btda CAS 2421-28-5 with Good Price
Factory Supply 3, 3′, 4, 4′-Benzophenonetetracarboxylic Dianhydride/Btda CAS 2421-28-5 with Good Price

Description

3,3′,4,4′-benzophenonetetracarboxylic dianhydride/btda

CAS 2421-28-5 Details

Chemical Name:BTDA

CAS No.:2421-28-5

Molecular Formula:C17H6O7

Molecular Weight:322.23

Appearance:White to pale yellow powder

CAS 2421-28-5 Typical Properties

Item Results
Appearance White to pale yellow powder
Assay ≥ 99.5 %
Melting point ºC 219~226
Ca <=2PPM
Fe <=2PPM
Cu <=2PPM

CAS 2421-28-5 Usage

Polymeric monomer for synthesizing high temperature resistant polymer materials

CAS 2421-28-5 Packaging and Shipping

Packing: 25kg/drum

CAS 2421-28-5 Storage

Stored in cool dry ventilated place away from fire, heat, light, acids and food materials

Factory Supply 3, 3&prime;, 4, 4&prime;-Benzophenonetetracarboxylic Dianhydride/Btda CAS 2421-28-5 with Good PriceFactory Supply 3, 3&prime;, 4, 4&prime;-Benzophenonetetracarboxylic Dianhydride/Btda CAS 2421-28-5 with Good PriceFactory Supply 3, 3&prime;, 4, 4&prime;-Benzophenonetetracarboxylic Dianhydride/Btda CAS 2421-28-5 with Good PriceFactory Supply 3, 3&prime;, 4, 4&prime;-Benzophenonetetracarboxylic Dianhydride/Btda CAS 2421-28-5 with Good Price

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