Hydroquinone CAS NO.123-31-9 Melanex 99% High Quality Factory Supply
ISO 23 Inquiries
123-31-9
Industrial Grade
99%
CHINA
REFROM
bag
2025-12-31
Flavors & Fragrances,Catalyst & Auxiliary,Intermediates,Dyes & Pigments,Inorganic Chemistry,petro chemicals
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Product Description
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Seller Information
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Inquiry History
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DescriptionCertificatesBasic Info
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Product Name:
Hydroquinone
Other Name:1,4-Benzenediol;Hydroquinone;Arctuvin;p-Benzenediol;Benzohydroquinone;Benzoquinol;p-Dihydroxybenzene;Eldoquin;Hydroquinol;Quinol;Tecquinol;Tenox HQ;p-Dioxybenzene;p-Hydroquinone;1,4-Dihydroxybenzene;p-Hydroxyphenol;HE 5;Diak 5;Eldopaque;Phiaquin;4-Hydroxyphenol;Dihydroquinone;p-Quinol;BQ(H);p-Dihydroquinone;1,4-Benzoquinol;p-Phenylenediol;Eldoquin Forte;Solaquin Forte;Black & White Bleaching Cream;Eldopacque;Aida;Eldopaque Forte;NSC 9247;Solution Q;1,4-p-Benzenediol;1,4-Phenylenediol;1,4-Benzenediol (hydroquinone);8027-02-9;57534-13-1
CAS No.:123-31-9
UN No.:2662
Molecular Formula:C6H6O2
InChIKeys:InChIKey=QIGBRXMKCJKVMJ-UHFFFAOYSA-N
Molecular Weight:110.11100
Exact Mass:110.11
EC Number:204-617-8
HScode:2907221000
Categories:
Characteristics-
PSA:
40.46000
XLogP3:1.09780
Appearance:Hydroquinone appears as light colored crystals or solutions. May irritate the skin, eyes and mucous membranes. Mildly toxic by ingestion or skin absorption.
Density:1.332 g/cm3
Melting Point:170-171 °C
Boiling Point:285-287 °C
Flash Point:165ºC
Refractive Index:1.689
Water Solubility:H2O: 70 g/L (20 ºC)
Storage Conditions:Conditions for safe storage, including any incompatibilities: Keep container tightly closed in a dry and well-ventilated place. Air and light sensitive.
Vapor Pressure:1 mm Hg ( 132 °C)
Vapor Density:3.81 (vs air)
Toxicity:LD50 orally in rats: 320 mg/kg (Woodard)
Flammability characteristics:Combustible Solid; dust cloud may explode if ignited in an enclosed area.
Explosive limit:Dust cloud may explode if ignited in an enclosed area.
Odor:Odorless
Taste:A slightly bitter taste in aqueous solutions
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 4, Oral
Serious eye damage, Category 1
Skin sensitization, Category 1
Germ cell mutagenicity, Category 2
Carcinogenicity, Category 2
Hazardous to the aquatic environment, short-term (Acute) - Category Acute 1
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) H302 Harmful if swallowed
H318 Causes serious eye damage
H317 May cause an allergic skin reaction
H341 Suspected of causing genetic defects
H351 Suspected of causing cancer
H400 Very toxic to aquatic life
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P272 Contaminated work clothing should not be allowed out of the workplace.
P203 Obtain, read and follow all safety instructions before use.
P273 Avoid release to the environment.
Response P301+P317 IF SWALLOWED: Get medical help.
P330 Rinse mouth.
P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P317 Get medical help.
P302+P352 IF ON SKIN: Wash with plenty of water/...
P333+P317 If skin irritation or rash occurs: Get medical help.
P321 Specific treatment (see ... on this label).
P362+P364 Take off contaminated clothing and wash it before reuse.
P318 IF exposed or concerned, get medical advice.
P391 Collect spillage.
Storage P405 Store locked up.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
NO open flames. Closed system, dust explosion-proof electrical equipment and lighting. Prevent deposition of dust. Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Separated from strong bases and food and feedstuffs.Keep well closed and protected from light.
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Seller Information
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Business Type:
Manufactory
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Main Products:
Flavors & Fragrances,Catalyst & Auxiliary,Intermediates,Dyes & Pigments,Inorganic Chemistry,petro chemicals
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Location:
17th Yuanlin Road ,Chongchuan area ,Nantong city ,Jiangsu province ,China
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Payment Terms:
L/C,100% TT in advance
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Average lead Time:
2
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Total Annual Revenue:
Above $100 million
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Total Employees:
201-300
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Year of Establishment:
2008
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Certifications:
GB/T19001-2016 / Iso9001:2015
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Inquiry History23 Inquiries
Country Product Purchase Quantity Date Posted 
Israel
High quality hydroquinone 99.9% cas 123-31-9
100 G Sep 28, 2023 
Russia
Hydroquinone
1 20' Fcl May 29, 2026 
South Africa
Hydroquinone
40 MT Mar 24, 2026 
Hongkong, China
Hydroquinone
1 20' Fcl Dec 3, 2024 
India
hydroaquinone
5.00 KG Nov 14, 2024 
United States
Hydroquinone 99.6%
5 MT Sep 17, 2024
Russia
Hydroquinone for synthesis
265 TON Jun 25, 2024 
France
Hydroquinone
500 G Jun 7, 2024
Russia
Hydroquinone (CAS# 123-31-9)
120 MT May 17, 2024 
Malaysia
Hydroquinone
500 MT Apr 26, 2024
Malaysia
Hydroquinone
25 KG Apr 12, 2024
India
Hydroquinone
500 KG Feb 13, 2024
India
factory best price Hydroquinone 99.9% top grade likes
16 MT Dec 30, 2023 
United Kingdom
HYDROQUINONE 99% White needle crystal or free-flow crystalline powder Photo grade
10 KG Sep 28, 2023
India
hydroquinone
1 KG Jan 28, 2026
United Kingdom
Hydroquinone
60000 KG Dec 11, 2025 
South Korea
hydroquinone
1 KG Aug 26, 2025 
Nigeria
Hydroquinone
1 Jun 3, 2025
Russia
Hydroquinone
6000 KG Jul 5, 2024 
Brazil
Hidroquinona 60%
1 KG Mar 28, 2024 Post an enquiry for this product
