Pyrogallol(1,2,3-Benzenetriol) CAS: 87-66-1 Spc.: Chemical reagent standard, V and
K8780 reagent
Name: Pyrogallic Acid
Chemical Name: 1,2,3-Benzenetriol.
Molecular formula & Molecular weight: C6H3(OH)3; 126.11
Pyrogallic Acid
Appearance: white gloss crystalline powder.
Quality index: Chemical reagent standard, V and K8780 reagent
Uses: Used to analyze and determine oxygen, antimony, bismuth, manganese, iron,
molybdenum, tantalum, niobium, etc. Also widely used in medicine, dye, chemical and food
industries, and can used as a developer.
Storage: Moistureproof and avoid light, sealed storage
Packing: plastic bag lined cardboard round drum, Net wt 25kg.
Technical data: tech grade CP grade AR grade
Appearance: White powder White powder White powder
Purity %: ≥99.2 ≥99.5 ≥99.8
Water solubility: clear clear clear
Melting point ℃ : ≤131~135 ≤132~135 ≤131~135
Residue on ignition %: ≤ 0.025 ≤ 0.02 ≤ 0.02
Chloride %: ≤ 0.002 ≤ 0.001 ≤ 0.001
Sulphate %: ≤ 0.005 ≤ 0.005 ≤ 0.005
Heavy metal ppm: ≤ 5 ≤ 5 ≤ 5
Guangzhou Topwork Chemical Co., Ltd, which is the biggest leading enterprise in China
specializing in the depth processing of Chinese gallnuts.
Our company has the capability in producing Chinese gallnut raw materials, which are widely used in medical, chemical, food, printing & dyeing, astronavigation and national defense and micro-electronics areas, Also the final goods usually exported to the US,Japan, EU and the Southeast Asia etc.
Our strong products are:Tannic Acid(Pharmaceutical/Tech/Dyes/Food Grade),Gallic acid(3,4,5-Trihydroxybenzoic acid),Pyrogallic Acid(1,2,3-Benzenetriol),Ethyl gallate, Progyl Gallate, n-Octyl gallate,3,4,5-Trimethoxybenzaldehyde,Methyl 3,4,5-trimethoxybenzoate and so on.
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