Description
Phthalic anhydride is an organic compound with the formula C6H4(CO)2O. It is the anhydride of phthalic acid. Phthalic anhydride is a principal commercial form of phthalic acid. It was the first anhydride of a dicarboxylic acid to be used commercially. This white solid is an important industrial chemical, especially for the large-scale production of plasticizers for plastics.
ITEM | INDEX |
Top grade | First grade | Qualified product |
Appearance | white scaly or crystalline powder | | white scaly or crystalline powder with slight colors |
Molten Chroma(Chroma no. )≤ | 20 | 50 | 100 |
thermostable Chroma(Chroma no. )≤ | 50 | 150 | - |
Chroma of vitriol(Chroma no. )≤ | 60 | 100 | 150 |
crystallization point°C≥ | 130.5 | 130.3 | 130 |
Purity(mass fraction)%≥ | 99.8 | 99.5 | 99 |
Free acid(mass fraction)≤ % | 0.2 | 0.3 | 0.5 |
Phthalic anhydride is widely used in chemical industry, medicine, electronics, agriculture, coatings, fine chemicals and other
industrial sectors
Phthalic anhydride in China is mainly used to produce phthalate plasticizers. The good phthalic anhydride accounts for about 60% of the total consumption of phthalic anhydride, 25% of dyes and paints, and about 15% of unsaturated resins and other products.
Phthalic anhydride is an important organic chemical raw material, which is mainly used in the production of plastic plasticizer, alkyd resin, dye, unsaturated resin and some medicines and pesticides.
25kg/Bag,500kg/Bag
SHANDONG YANKEM INDUSTRY CO.,LTD is locating in Zibo - Shandong's regional central heavy industry city, and petrochemical base (which chemical industry accounts for 40% of the city's total industrial economy).
Over the decade, we have been committed to the research & development, sales, technical consultation, and service of water-treatment/food chemicals as an environmentally friendly enterprise.
The applicable industries of our products include water treatment, oil, papermill, mining, aquaculture, ceramics, printing and dyeing, steel, food, pharmaceutical, and other industries.
We have won good feedback and recognition from customers and therefore established stable cooperation with more than 100 cities and more than 40 countries abroad.
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Q: Are you a trading agent of a manufacturer
A: We are a manufacturer with decades of experience in Alumina Oxide and Water treatment chemicals production.
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A: the online store has most of our products.
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A: Feel free to chat with us through the company, which is Yankem industry CO., LTD