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Tannic acid (electronics grade)
C76H52O46
1401-55-4
Application: the material of electronics chemistry, manufacturing tannin iron ink, anti-rust of metal, the raw material of pharmaceutical industrial
Synonym: Tannic acid Tannin Chinese gallnut tannic acid
Molecular formula and weight: C76H52O46=1701.18
CAS: 1401-55-4.
Molecular formula and molecular weight: C76H52O46=1701.18

Characteristic£ºlight 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), %: ¡Ý99.5
Chloride, ppm: ¡Ü4.4
Pb, ppm: ¡Ü2.0
Fe, ppm: ¡Ü2.0
sulfate, ppm: ¡Ü3.0
moisture, %: ¡Ü10.0
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Shanghai Chunyuan Phytochemistry Co., Ltd
ÀüÈ­¹øÈ£ 86-21-52909171
Æѽº¹øÈ£ 86-21-52909172
ȨÆäÀÌÁö www.chunyuan.com.cn
À̸ÞÀÏ steven.jia2005@gmail.com
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