1,4,5,8-naphthalenetetracarboxylic dianhydride Cas:81-30-1

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

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

Appearance: Light yellow powder

Packaging: 25kg/drum

Sample: Available

Capacity: 300MT/month

Category: Organic Intermediate

• Description

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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