High purity white powder Pyromellitic Acid(PMA)
PRODUCT
Product Name:Pyromellitic acid; 1,2,4,5-Benzenetetracarboxylic acid,PMA
CAS No.:89-05-4
EINECS No.:201-879-5
Molecular Formula: C10H6O8
Molecular weight:254.15
Supply capacity:60 metric tons/month
STRUCTURAL FORMULA
SOLUBILITY
Soluble in alcohol, slightly soluble in ether and water.
TECHNICAL INDICATOR
| Item |
Standard |
| Appearance |
White powder |
| Assay |
≥99.0% |
| Melting Point |
281-284ºC |
| Neutralization equivalent |
63.3±0.2 |
| Moisture |
≤0.5wt% |
Used for the synthesis of polyimide, octyl pyromellitic acid, etc., is the main
raw material for the production of matting curing agents.
Our services
1.We have over 20 years producing experience, adopt advanced production and inspection
equipment,optimize production process, to guarantee and improve product quality.
2. Provide samples free of charge.
3. Factory price, no middleman increases costs.
4. Packaging can be customized according to customer requirements
5. We provide commercial invoice, packing list, shipping order, COA, health certificate and
certificate oforigin, etc. If your market has any special requirements, please let us know.
6. We can accept various payment methods, such as L / C, t / T, D / A, D / P, O / A, PayPal,
Western Union,etc
7. Timely delivery. We have good cooperation with many professional freight forwarders.
Once you confirmthe order, we can send the products to you.
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