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Product Introduction


Product Name

Pyrogallol

Applications

Used as an antioxidant and pharmaceutical intermediate in medicine, a developer, chelating agent, and coatings additive in chemicals, and for gas analysis, metal detection, hair dyes, and plant growth regulators in other fields.

Typical Properties

Appearance

White crystal powder

Assay (acidimetric)

≥99%

Appearance of solution (water solubility)

The solution is clear

Loss on drying 

≤0.50%

Melting point 

131-135℃

Ignited residue

≤0.10% 

Heavy metal

≤5ppm 

Lead

≤3ppm

As

≤3ppm

Chlorides

≤0.001%

Sulphates

≤0.005%

Product Name

Pyrogallol

Applications

Used as an antioxidant and pharmaceutical intermediate in medicine, a developer, chelating agent, and coatings additive in chemicals, and for gas analysis, metal detection, hair dyes, and plant growth regulators in other fields.

Typical Properties

Appearance

White crystal powder

Assay (acidimetric)

≥99%

Appearance of solution (water solubility)

The solution is clear

Loss on drying 

≤0.50%

Melting point 

131-135℃

Ignited residue

≤0.10% 

Heavy metal

≤5ppm 

Lead

≤3ppm

As

≤3ppm

Chlorides

≤0.001%

Sulphates

≤0.005%

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