Good quality Aloe Vera Antiseptic - Photographic grade Hydroquinone manufacturers in china Cas 123-31-9 Industry grade 99.9% – Guanlang

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  • Good quality Aloe Vera Antiseptic - Photographic grade Hydroquinone manufacturers in china Cas 123-31-9 Industry grade 99.9% – Guanlang
  • Good quality Aloe Vera Antiseptic - Photographic grade Hydroquinone manufacturers in china Cas 123-31-9 Industry grade 99.9% – Guanlang
  • Good quality Aloe Vera Antiseptic - Photographic grade Hydroquinone manufacturers in china Cas 123-31-9 Industry grade 99.9% – Guanlang

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Good quality Aloe Vera Antiseptic - Photographic grade Hydroquinone manufacturers in china Cas 123-31-9 Industry grade 99.9% – Guanlang Detail:

Hydroquinone

We are one of the leading hydroquinone manufacturers in china Cas 123-31-9

guanlang group

HydroquinoneHydroquinone wholesaler

Product: hydroquinone

CAS No.: 123-31-9

EINECS： 204-617-8

Molecular formula:C6H6O2

Molecular weight: 110.11244

Items

Specification

Content

99-101%

Melting Point

171-175℃

Residue on ignition

NMT 0.05%

Fe

NMT 0.002%

Physical and chemical properties:

Appearance: white needle crystal.

Melting point: 172~175 ℃

Boiling point: 285-287 ℃

Relative density: 1.328g/cm3

Flash point: 165 ℃

Solubility: Hydroquinone is easily soluble in hot water, ethanol and ether, slightly soluble in benzene.

Properties: Hydroquinone is easy to change color when exposed in the air. Its aqueous solution can be oxidized to brown in air, and the oxidation is faster in alkaline medium. Easily soluble in ethanol and ether, soluble in 14 parts of water, slightly soluble in benzene. Relative density (d15) 1.332. The melting point is 170~171 ℃. The boiling point is 285-287 ℃. Flash point 165 ℃. Medium toxicity, median lethal dose (rat, oral) 320 mG/kG. Possibility of causing cancer.

Uses: Used as developer, dye and drug raw material; Hydroquinone is mainly used as a photographic developer. Hydroquinone and its alkylates are widely used as polymerization inhibitors added in the process of monomer storage and transportation

Storage: stored in a cool and ventilated warehouse. Keep away from kindling and heat source. The package shall be sealed and shall not contact with air. It shall be stored separately from oxidants, acids, alkalis and edible chemicals, and shall not be mixed. Fire fighting equipment of corresponding types and quantities shall be provided. The storage area shall be equipped with appropriate materials to contain the leakage.

Packaging: Paper bag with plastic lining, net weight of 25kg per package.

Product detail pictures:

Good quality Aloe Vera Antiseptic - Photographic grade Hydroquinone manufacturers in china Cas 123-31-9 Industry grade 99.9% – Guanlang detail pictures

Good quality Aloe Vera Antiseptic - Photographic grade Hydroquinone manufacturers in china Cas 123-31-9 Industry grade 99.9% – Guanlang detail pictures

Good quality Aloe Vera Antiseptic - Photographic grade Hydroquinone manufacturers in china Cas 123-31-9 Industry grade 99.9% – Guanlang detail pictures

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Cooperation
Our firm aims to operating faithfully, serving to all of our shoppers , and working in new technology and new machine regularly for Good quality Aloe Vera Antiseptic - Photographic grade Hydroquinone manufacturers in china Cas 123-31-9 Industry grade 99.9% – Guanlang, The product will supply to all over the world, such as: Indonesia, Myanmar, Tanzania, We can meet the various needs of customers at home and abroad. We welcome new and old customers to come to consult & negotiate with us. Your satisfaction is our motivation! Let us work together to write a brilliant new chapter!

Hebei Guanlang Biotechnology Co., Ltd. belongs to Guanlang Group, which was founded in 2007 , located in Shijiazhuang city which is the capital of Hebei Province and hub sector among Beijing Tianjin and Hebei and has advantage of convenient transportation . Our company is a modern high-tech chemical enterprise with Research & Development, production and sales.We have our own factory and lab,also offer customized synthesis service for our customers.

    • It is not easy to find such a professional and responsible provider in today's time. Hope that we can maintain long-term cooperation.
    5 Stars By Nicci Hackner from Madras - 2017.12.19 11:10
    The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!
    5 Stars By Kelly from Japan - 2017.02.28 14:19

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