99.2% Pma Pyromellitic Acid Coating Raw Materials
Colour
White
Molecular Weight
254.16
Sample
Free
Melting Point
284ºC
Transport Package
25kg Paper Bag
Specification
99.2%
Trademark
AQ
Origin
China
HS Code
29173990
Production Capacity
60 Metric Tons Per Month
Reference Price
$ 2.15 - 4.13
Description
Product Description
pyromellitic acid for synthesis of polyimide and TOPM,Manufacture,Best Price/ZIBO ANQUAN CHEMICAL CO.,LTD
| Item | Top Grade |
| Content (w, %) | ≥99.0 |
| CAS NO | 89-05-4 |
| Appearance | white powder |
| Melting Point ( ºC ) | 282-284 |
| Neutralization E quivalent | 63.3±0.2 |
| S pecific G ravity | 1.790 |
| Molecular Formula | C 10 H 6 O 8 |
Organic Intermediate
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