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Product Name:
Tannic acid (electronics grade)
Model Number:
CAS: 1401-55-4.
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Description:
Synonym: Tannic acid Tannin Chinese gallnut tannic acid
Molecular formula and weight: C76H52O46=1701.18
CAS: 1401-55-4.
Molecular formula and molecular weight:
Characteristic：light yellowish to brownish powder, soluble in 1 part of water or alcohol, soluble in acetone, insoluble in chloroform or aether.
Main technical specifications:
Item Standard
content of Tannic Acid (dry substance): ≥99.5%;
Chloride: ≤4.4 ppm;
Pb: ≤2.0 ppm;
Fe: ≤2.0 ppm;
sulfate: ≤3.0 ppm;
moisture: ≤10.0%;
Use: additive materials for fine chemistry and electronics industry.
Store: airproof and protect from light
Packing: net weight 20 kg per drum
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Shanghai Chunyuan Phytochemistry Co., Ltd
Room B of Floor 9, NO.2020, North Zhongshan Road
Shanghai City
Shanghai Province
China
Zip Code: 200063
Tel: 0086-21-52909171
Fax: 0086-21-52909172
Website:
http://steven2003.en.supplierlist.com
http://www.chunyuan.com.cn
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