Phthalic Anhydride (PA/Phthalic Acid Anhydride)
Phthalic Anhydride (PA/Phthalic Acid Anhydride)
Phthalic anhydride is an organic compound, C8H4O3, which is a circular anhydride formed by the dehydration of phthalic acid molecules. Phthalic anhydride is a white solid, it is an important raw material in the chemical industry, especially used in plasticizer manufacture. HS code for PA is 2917350000. As one of the best phthalic anhydride suppliers and phthalic anhydride manufacturers in China, Douwin has many high-quality products. If you are looking for reliable phthalic anhydride suppliers and manufacturers, and interested in phthalic anhydride, please contact us. Douwin is your trustworthy phthalic anhydride manufacturer and supplier.
Phthalic Anhydride is made from phthalates or naphthalene. The most common method involves the catalytic oxidation of o-xylene with air over a vanadium pentoxide catalyst at high temperatures. This process yields phthalic anhydride as a major product. Another method involves the catalytic oxidation of naphthalene with air over a metal oxide catalyst. Both processes are industrially significant for the production of phthalic anhydride, which is a key intermediate chemical in the production of various plastics, resins, and other industrial products. Douwin, as one of the most professional phthalic anhydride manufacturers and suppliers in China, produces and supplies high-quality Phthalic Anhydride.
Contact : chem douwin, 051233008602
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Thursday, April 09, 2015
Quantity : 100 grams - Price : 10USD
RTV Silicone Rubber Applications: RTV Silicone Rubber is great to make poly resin crafts, PU crafts, PU resin crafts, gypsum crafts, u nsaturated resin crafts, lighting and candles crafts, plastic toy, stationery gifts crafts industry, RTV Silicone Rubber Advantages: light viscosity...
Guangzhou OTT New Materials Co.,Ltd.
- 510800 - Guangzhou
- 86 020 86819712
Thursday, June 13, 2024
•Our organic olive groves and farmlands certify the environmentally friendly growing methods that fully respect natural cycle of crop and biodiversity. •The oil is made in our own milling/bottling installations, according to the local tradition handed down from our ancestors, combined...
OLEICOLA SAN FRANCISCO S.L.
- OliveoilSpain
- 23520 - Begijar
- +34 6 34 88 09 17
- +34 9 53 76 34 15
Thursday, July 16, 2015
Quantity : 1 x 40feet - Price : 340$
Density at 20c; 0.916 to 0.923 20c refractive index; 1472-1474 Iodine value; 120-143 Unsaponification; Max 2.5 Free fatty acids; 0.1% max. as oleic acid Peroxide value; 1 Max. (Mcg / kg) Color; Max. 2 Red (5 Lovibond cell) humidity; 0.1% maximum appearance; Clear and bright...
PK - GLOBAL UNIT
- 50000 - Chiang Mai
- +66 6 14 84 85 39
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