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OEM Ethanedioic Acid Manufacturers - Pyrogallol – Sanjiang

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OEM Ethanedioic Acid Manufacturers - Pyrogallol – Sanjiang Detail:

Introduction: Pyrogallol

is a chemical reagent and chemical raw material with multiple uses. It is produced in the manner it was first prepared by Scheele (1786): heating gallic acid. Presently gallic acid is obtained from tannin. Heating induces decarboxylation 。It is widely used in pharmaceutical synthesis, dyes, foods, pesticides and electronic products

AppearanceWhite crystalline powder

Chemical name: Benzene-1,2,3-triol

Other names:1,2,3-Trihydroxybenzene,Pyrogallic acid

Molecular formula:  C6H3(OH)3

Molecular weight: 126.11

Melting point309°C

CAS Number87-66-1

Property: This product is a white shiny crystalline powder, soluble in 2 parts of water, 1 part of ethanol or 2 parts of ether.



In line with the national industry standard LY-T 2862; in line with the US “chemical reagent standards”; Lawson V version and Japanese national standard K8780 reagent specifications.


Melting point is 131 ~ 134 ℃, boiling point is 309 ℃, relative density is 1.46. UVλmax2. 88nm when pH =5.4 in water. Soluble in water, alcohol, ether, slightly soluble in benzene, chloroform and carbon disulfide.


Avoid moisture and light, sealed tightly, no contact with metal.


The product is packed in cardboard drums with a net weight of 25 kg per barrel.


1. Cosmetic additives

2. Important catalysts and additives in chemical industry

3. Strong reducing agent and fungicidal in medicine

4. One of the important formulas of feed

5. Highly effective and low residual pesticide

6. New imaging materials, metallurgical flotation agent



Implementation standards



Enterprise Standard





Melting point




Residue on ignition




Water solubility

Clear without turbidity

Clear without turbidity







Gallic acid test

Without turbidity

Without turbidity

heavy metal

≤10 ug/g


Woven bag, 25kg / bag

cardboard bucket, 25kg/drum

cardboard bucket,25kg/

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No matter new buyer or old purchaser, We believe in long expression and trusted relationship for OEM Ethanedioic Acid Manufacturers - Pyrogallol – Sanjiang , The product will supply to all over the world, such as: Adelaide, Guatemala, Namibia, We believe in establishing healthy customer relationships and positive interaction for business. Close cooperation with our customers has helped us to create strong supply chains and reap benefits. Our products have gained us widespread acceptance and the satisfaction of our worldwide valued clients.
  • This supplier stick to the principle of "Quality first, Honesty as base", it is absolutely to be trust.
    5 Stars By Miriam from New York - 2018.02.08 16:45
    A good manufacturers, we have cooperated twice, good quality and good service attitude.
    5 Stars By Joanna from French - 2017.10.27 12:12
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