1,4,5,8-naphthalenetetracarboxylic dianhydride cas 81-30-1

Assay: 99.0%~101.0% (anhydrous substance).

Appearance: Light yellow powder

Packaging: 25kg/drum

Sample: Available

Capacity: 300MT/month

Description

1,4,5,8-Naphthalenetetracarboxylic dianhydride Details
Chemical Name: 1,4,5,8-Naphthalenetetracarboxylic dianhydride
CAS No.: 81-30-1
Molecular Formula: C14H4O6
Molecular Weight: 268.18
Molecular Structure:
Appearance: Light yellow powder
1,4,5,8-Naphthalenetetracarboxylic dianhydride Typical Properties

Item
Standard

Identification
A.H-NMR:Comply with the structure

B.LC-MS:Comply with the structure

C.The IR spectrum of sample should be identical with that of reference standard;

D.HPLC-ESI-MSThe retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay.

Loss on drying
≤0.5%

Heavy metals
≤10 ppm

Sulphated ash
≤0.2%, determined on 1.0 g.

Related substances
Unspecified impurities: for each impurity
≤0.10%

Total Impurity
≤1.0%

Purity
≥99.0%

Assay
99.0%~101.0% (anhydrous substance).

1,4,5,8-Naphthalenetetracarboxylic dianhydride Usage
1.used to synthesize high temperature resistant polymer materials
2.used in the production of dyes and pigments
1,4,5,8-Naphthalenetetracarboxylic dianhydride Packaging and Shipping
Packing: 25kg/Drum
1,4,5,8-Naphthalenetetracarboxylic dianhydride Storage
Storage in a dark, cool, ventilated, and dry environment

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