Pyrogallol

• Post Date:

  Jul 06,2025

• Expiry Date:

  Jul 06,2026

• Detailed Description:

  Cas No. :87-66-1 Specs:Chemical reagent standard, V and K8780 reagen
  Payment Method: T/T
  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, is the biggest leading enterprise in China，we specialize in the depth processing of Chinese gallnuts.
  Our Chinese gallnut raw materials 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.

• CAS Registry Number:

  87-66-1

• Synonyms:

  C.I. 76515;C.I. Oxidation Base 32;Pyrogallol [NF X];1,2,3-Benzenetriol;1,2,3-Trihydroxybenzene;Pyrogallic acid~1,2,3-Trihydroxybenzene;Pyrogallol solution;1,2,3-Trihydroxybenene;Pyrogallic acid

• Molecular Formula:

  C₆H₆O₃

• Molecular Weight:

  126.11

• Molecular Structure:

  

• Hazard Symbols:

   Xn:Harmful;
  

• Risk Codes:

  R20/21/22:;
  R52/53:;
  R68:;
  

• Safety Description:

  S36/37:;
  S61:;
  

• Company:

  Guangzhou Topwork Chemical Co., Ltd.     [ China ]        

• Contact:

  Polly Shi

• Tel:

  13544492387

• Fax:

  020-87317061

• Email:

  sales@topworkchem.com