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Pyrogallol

Short Description:

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


Product Detail

Product Tags

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.

jiao-xing

iconSpecifications

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.

iconFeature

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.

iconStorage

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

iconPacking

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

iconApplication

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

iconSpecifications

Specifications

Implementation standards

A.R

C.P

Enterprise Standard

Purity

≥99.5%

≥99.0%

≥98.0%

Melting point

131~136

131~136

131~136

Residue on ignition

≤0.025%

≤0.05%

≤0.1%

Water solubility

Clear without turbidity

Clear without turbidity

Chloride

≤0.001%

≤0.002%

Sulfate

≤0.010%

≤0.010%

Gallic acid test

Without turbidity

Without turbidity

heavy metal

≤10 ug/g

Packing

Woven bag, 25kg / bag

cardboard bucket, 25kg/drum

cardboard bucket25kg/

ABOUT US

Leshan Sanjiang Biological Technology Co., Ltd.

18 years of history , Specializing in the manufacture of gallic acid and other gallic extract series products ;


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