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pyromellitic dianhydride cas 89-32-7

Assay: 99%

Appearance: White Crystal Powder

Capacity: 100MT/month

Packaging: 25kg/Fibur drum

Sample: available



Pyromellitic Dianhydride Quick Details

Chemical Name: Pyromellitic Dianhydride

CAS No: 89-32-7

Molecular Formula: C10H2O6

Molecular Weight: 218.12

Molecular Structure:Pyromellitic Dianhydride Structure

Appearance: White crystal powder

Assay: 99%

Pyromellitic Dianhydride Typical Properties

Item Specifications
Purity ≥99.5%
Residual Acetone ≤1500PPM
Melting Point 284-288℃
Color white
Acid(PMA) ≤0.5%
Imputiy Content ≤30PPM
Partical Size 154-900 μm(≥90%)

Pyromellitic Dianhydride Usage

1). Used in the manufacture of polyimide resins, which are used as raw materials for high temperature electrical insulating varnishes

2).It can be used as a synthetic raw material for epoxy resin curing agents, stabilizers and dyes.

3). Also used in the preparation of phthalocyanine blue dyes

Pyromellitic Dianhydride Packaging and Shipping

Regular package : 25kg/drum.

Delivery: 15-20 days after receipt the payment

Pyromellitic Dianhydride Storage

The warehouse is ventilated and dried at low temperature; stored separately from the oxidant

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