Purity 99.2% Powder Coating Raw Materials Pyromelliitic Acid Pma CAS No. 89-05-4

• CAS No.: 89-05-4
• Formula: C10h6o8
• EINECS: 201-879-5
• Type: Dyestuff Intermediates
• Appearance: Powder
• Quality: Refined
• Model NO.: CAS No. 89-05-4
• Colour: White
• Molecular Weight: 254.16
• Melting Point: 284ºC
• Density: 0, 56 g/cm3
• Boiling Point: 284ºC
• Flash Point: 325 °c
• Water-Solubility: 1.5 G/100 Ml (20 ºC)
• Tension: 1.45e-14mmhg at 25°c
• Solubility: 0.1 M Naoh: 0.2m, Clear, Faintly Yellow
• Sample: Free
• Transport Package: 25kg Paper Bag
• Specification: 99.2%
• Trademark: AQ
• Origin: China
• HS Code: 29173990
• Production Capacity: 100metric Tons Per Month

Product Description

Item	Top Grade
Product Name	Pma,Pyromellitic Acid,1,2,4,5-Benzenetetracarboxylic acid
Content (w, %)	≥99.0
CAS NO	89-05-4
Appearance	White powder
Melting Point (ºC)	281-284
Neutralization Equivalent	63.3±0.2
Specific Gravity	1.790
Molecular Formula	C10H6O8
Application	Chemical intermediate, used in the synthesis of polyimide, octyl pyromellitic acid, etc., is the main raw material for the production of matting curing agent

Pyromellitic acid application

1.Prepare the standard solution and make it the standard of alkali quantity method.Cobalt, copper, germanium,
mercury, nickel, potassium, strontium and zinc were detected.Determination of cobalt, iodate and lead, etc.
Organic synthesis.

2.Used as an analytical reagent,  such as as a masking agent, to prepare buffer solution and as a standard
substance for chromatographic analysis.

3.Used for making dyestuff, polyester resin, polyester, medicine and plasticizer, etc. Phthalic acid is the raw
material for synthetic resins, fibers, medicines, etc.It is an important organic industrial product.
Pyromellitic acid product package
1.Polyethylene inner bag, kraft paper plastic bag + pallet packaging, net weight 25 kg.
2.Can also be customized according to customer requirements.

FAQ
Q1: Are you manufacturer?
A1:Yes, we are professional manufacturer

Q2:Can I get a sample?
A2:Surely, few quantity samples can be provided for free, but the courier cost should be paid by you first,
and we will return to you in our first cooperation.

Q3:What's your supply capacity?
A3:Our supply capacity of purified PMA is:100 metric tons/month.

Q4:What's your delivery time?
A4:Usually we will arrange the shipment in 2-3 weeks.