GK9119 Hydroquinone, USP grade

Synonyms: 1,4-Benzenediol; 1,4-Dihydroxybenzene; HQ; Quinol

Structure for Hydroquinone, USP grade (123-31-9)

Structure for Hydroquinone, USP grade (123-31-9)

CAS: 123-31-9

MF: C6H6O2

MW: 110.11

Assay: 99.0 - 100.5 % (anhydrous basis)

GK9119 Hydroquinone, USP grade

Synonyms: 1,4-Benzenediol; 1,4-Dihydroxybenzene; HQ; Quinol

CAS: 123-31-9 MF: C6H6O2 MW: 110.11

Assay: 99.0 - 100.5 % (anhydrous basis) | SDS | Specification

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Hydroquinone (quinol) is a type of phenol and an aromatic organic compound. It is used topically as a skin lightening agent in cosmetics. Other uses are in the chemical and photographic industries where it often acts as a reducing agent. Occurs naturally in several beetle and fungi. Hydroquinone USP is a pharmaceutical grade material.

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Product Specification
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Glentham Code

GK9119

CAS RN

123-31-9

EC Number

204-617-8

MDL Number

MFCD00002339

Storage Temperature

+20°C

Shipping Temperature

Ambient

Harmonised Tariff Code

29072200

Physical Description

White to off-white crystalline powder or flakes

Identification

A, B, C according to USP

Melting Point

172 - 174 °C

Residue on Ignition

≤ 0.5%

Water (KF)

≤ 0.5%

Assay

99.0 - 100.5 % (anhydrous basis)

Pharmacopoeia Specification(s)

USP

Specification Version

1.0

Pictograms

Signal word

Danger

Hazard statements

H302: Harmful if swallowed.
H317: May cause an allergic skin reaction.
H318: Causes serious eye damage.
H341: Suspected of causing genetic defects.
H351: Suspected of causing cancer.
H400: Very toxic to aquatic life.

Precautionary statements

P261: Avoid breathing dust/fume/gas/mist/vapours/spray.
P273: Avoid release to the environment.
P280: Wear protective gloves/protective clothing/eye protection/face protection.
P281: Use personal protective equipment as required.
P301 + P312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P308 + P313: IF exposed or concerned: Get medical advice/attention.

UN Number

UN3077 - 9 - PG III

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SDS

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Certificate of Analysis

Example COA

Alternative Products

GK0341
Hydroquinone
CAS 123-31-9
≥ 99.5% (dried basis)

Stock Level Information

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GK9119 Hydroquinone, USP grade

GK9119 Hydroquinone, USP grade

CAS: 123-31-9 MF: C6H6O2 MW: 110.11

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