High Purity 99.5% CAS No. 85-44-9 Phthalic Anhydride PA Flakes grade
Product Description
Molecular Formula: C8H4O3.Molecular Weight: 148.116CAS No.:85-44-9Phthalic anhydride, abbreviated as phthalic anhydride, is a cyclic acid anhydride formed bydehydration of phthalic acid molecules, Phthalic anhydride, a white solid, is an importantraw material in the chemical industry, especially for the manufacture of plasticizersPhthalic anhydride can be used instead of phthalic acid, mainly reacting with monoalcohols to form esters, such as dibutyl phthalate, dioctyl phthalate.
Product Parameters
**Phthalic Anhydride **Specification:
Items |
Specification |
Purity %(M/M) |
≥99.5 |
Molten Color |
≤20 |
Solidification Point (°C) |
≥130.5 |
Thermally stable chroma (%) |
≤50 |
Free acid (%) |
≤0.2 |
Sulphuric acid color |
≤40 |
Packaging & Shipping
Phthalic anhydride product package
Packing in lined plastic bags and covered with woven bags, with a net weight of 25kg and 50kg;500kg
Product Application
Application:
1.Phthalic anhydride is one of the most important organic chemical raw materials, and its main derivatives are dibutyl phthalate; Dioctyl ester and diisobutyl ester are used as plasticizers for PVC, etc; It can also be used to produce unsaturated polyester resin; Alkyd resin; Dyes and pigments; Various paints; Food additives; Phenolphthalein, a laxative in medicine; Imiphos in pesticides; Clomazone and saccharin sodium, etc.
2.Phthalic anhydride is used as curing agent of epoxy resin.
Our Advantage
1. We specialized in chemical profile with 10 years experience. With the guarantee quality and pretty competitive price.
2. Full experience for all over the world export,cooperation with several big companies.
3. Free sample can be provided for your check.
4. The competitive price and short shipment can be provided accordingly.
5. The payment term we can provide:LC at sight,LC 90days or TT 30% in advance balance against BL copy.
6. Regular package(25kg bags,1000kg bags,1200kg bags,etc) or as customers' requirement.
7. Photos for produce,shipment,loading,Let you participate in the entire process.
FAQ
Melamine FAQ :
- Who are we?
We are based in Weifang, China, export to North America(15.00%),Eastern Europe(15.00%),Southeast Asia(15.00%),South America(10.00%),Eastern Asia(10.00%),Northern Europe(10.00%),Mid East(5.00%),Western Europe(5.00%),Africa(3.00%),Oceania(2.00%)
- How can we guarantee quality?
Free samples can be supplied for test quality, Or can sending us your product pecifications and requests,we will manufacture the products according to your requests.
- How about the delivery time
Normally 10- 15 days after the deposit show in our bank account.
- Why should you buy from us not from other suppliers?
Weifang Tainuo Chemical ltd. is a global chemical manufacturer and traders focuses on advanced chemical technology .we can help buyers to decide which products are there best choice, and all your inquiry will be replyed within 24 hours
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