General application overview of Pyrogallol CAS 87-66-1 

Pyrogallol (CAS Rn. 87-66-1) is used for preparing metal colloidal solution, leather coloring, dyeing and etching of fur, hair, etc.; and can be used as a developer for film film, infrared photographic thermosensitizer, styrene and polystyrene polymerization inhibitor, medicine and dyes Intermediates and analytical reagents; used in cosmetics for dusting powder, hair conditioner, hair dye, etc.; as a metal complexing agent, gravimetric determination of bismuth and antimony; gold, silver, mercury salts, phosphomolybdic acid and The reducing agent of phosphotungstic acid is used to absorb oxygen in gas analysis; to separate titanium, iron and aluminum when determining tantalum and niobium; used for nitrite, molybdenum, niobium, titanium, cerium, bismuth, copper, vanadium, iron The color reaction of iodate, etc.

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Product name:   Pyrogallol 

Synonyms:        1,2,3-Trihydroxybenzen

CAS:                 87-66-1

Appearance:              White and lustrous crystalline powder

Moisture:                    ≤0.50%

Melting point              131-135℃

Residue on ignition     ≤0.05%

Chlorides                   ≤0.002%

Sulfates                     ≤0.01%

Application

1.Mainly used in the production of developer, polymer inhibitor and infrared photography thermosensitizer.

2.Used as analytical reagent, reducing agent and developer.

3.Used for the analysis and determination of oxygen, antimony, bismuth, cerium, iron, molybdenum, tantalum and 

niobium, etc.Used in gas analysis to absorb oxygen;Used for the color reaction of nitrite, molybdenum, niobium, 

titanium, cerium, bismuth, copper, vanadium, iron, iodate, etc.

Packing

25kg/drum or as per customers' request.