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Chinese wholesale O-Cymen-5-Ol - Pyrogallol CAS 87-66-1 with Purity 99% for Dye Hair – Unilong


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Chinese wholesale O-Cymen-5-Ol - Pyrogallol CAS 87-66-1 with Purity 99% for Dye Hair – Unilong Detail:

Pyrogallol CAS 87-66-1 is white odorless crystal. It tastes bitter. Exposure to air and light turns gray. Heat slowly and begin to sublimate. Melting point 133-134 ℃, boiling point 309 ℃, relative density 1.453, refractive index 1.561. Soluble in water, ethanol, ether, slightly soluble in benzene, chloroform, carbon disulfide. When exposed to air, the color of the aqueous solution darkens, while the color of its caustic solution changes faster.

ITEM

STANDARD

RESULT

Appearance

White Crystalline Powder

Conform

Loss on Drying

0.5% Max

0.15%

Melting Point

131-135℃

132.8-134.4℃

Heavy Metal(PB)

5.0ppm Max

Conform

Chlorides

0.002% Max

Conform

Sulphate

0.005% Max

Conform

Purity

99.0% Min

99.55%

 

  1. Used for preparing metal colloidal solution, coloring leather, dyeing and etching fur, hair, etc; It can also be used as a developer of film, an infrared photographic thermosensitive, a polymerization inhibitor of styrene and polystyrene, an intermediate of medicine and dyes, and an analytical reagent.
  2. It is mainly used in the production of developer, polymerization inhibitor and infrared photographic thermosensitive. It is also used as an intermediate of medicine and dyes
  3. Used as analytical reagent, reductant and developer
  4. Used for analysis and determination of oxygen, antimony, bismuth, cerium, iron, molybdenum, tantalum and niobium; Used to absorb oxygen in gas analysis; Used for color reaction of nitrite, molybdenum, niobium, titanium, cerium, bismuth, copper, vanadium, iron, iodate, etc
  5. Metal complexing agent.Gravimetric determination of bismuth and antimony. Reductants of gold, silver, mercury salts, phosphomolybdic acid and phosphotungstic acid, which are used to absorb oxygen in gas analysis.

20kgs/bag, 25kgs/drum, 200kg/drum or requirementof clients. Keep it away from light at a temperature below 25℃.


Product detail pictures:

Chinese wholesale O-Cymen-5-Ol - Pyrogallol CAS 87-66-1 with Purity 99% for Dye Hair – Unilong detail pictures

Chinese wholesale O-Cymen-5-Ol - Pyrogallol CAS 87-66-1 with Purity 99% for Dye Hair – Unilong detail pictures

Chinese wholesale O-Cymen-5-Ol - Pyrogallol CAS 87-66-1 with Purity 99% for Dye Hair – Unilong detail pictures

Chinese wholesale O-Cymen-5-Ol - Pyrogallol CAS 87-66-1 with Purity 99% for Dye Hair – Unilong detail pictures


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The company upholds the philosophy of "Be No.1 in quality, be rooted on credit and trustworthiness for growth", will continue to serve old and new customers from home and overseas whole-heatedly for Chinese wholesale O-Cymen-5-Ol - Pyrogallol CAS 87-66-1 with Purity 99% for Dye Hair – Unilong , The product will supply to all over the world, such as: Slovenia, Guatemala, Afghanistan, We'd like to invite customers from abroad to discuss business with us. We can present our clients with high quality products and excellent service. We're sure that we'll have good cooperative relationships and make a brilliant future for both parties.
  • Wide range, good quality, reasonable prices and good service, advanced equipment, excellent talents and continuously strengthened technology forces,a nice business partner.
    5 Stars By Louise from Kuwait - 2017.05.21 12:31
    It can be said that this is a best producer we encountered in China in this industry, we feel lucky to work with so excellent manufacturer.
    5 Stars By Nicci Hackner from Berlin - 2017.06.22 12:49
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