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LC3202 Hydroquinone



Order number Packaging Quantity Price €
AC30202 Plastic bottle 1 kg inquire
AC30202 Fibre carton 25 kg inquire


Product information
Synonyms 1,4-Dihydroxybenzene, Quinol
Hill Formula C6H6O2
Chemical formula C6H4(OH)2
HS Code 2907 22 00
EC number 204-617-8
Molar mass 110.11 g/mol
EC index number 604-005-00-4
CAS number 123-31-9


Chemical and physical data
Ignition temperature 515 °C
Solubility 70 g/l (25 °C)
Melting point 172 °C (decomposition)
Molar mass 110.11 g/mol
Density 1.358 g/cm3 (20 °C)
Bulk density 600 kg/m3
pH value (70 g/l, H2O, 20 °C)
Boiling point 287 °C (1013 hPa)
Vapor pressure < - 0.1 hPa (25 °C)
Flash point 165 °C


Safety information according to GHS
Hazard Statement(s) H302: Harmful if swallowed.
H351: Suspected of causing cancer.
H341: Suspected of causing genetic defects.
H318: Causes serious eye damage.
H317: May cause an allergic skin reaction.
H400: Very toxic to aquatic life.
Precautionary Statement(s) P273: Avoid release to the environment.
P280: Wear protective gloves/eye protection/face protection.
P308 + P313: IF exposed or concerned: Get medical advice/attention.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
Signal Word Danger
Hazard Pictogram(s)

RTECS MX3500000
Storage class 10 – 13 Other liquids and solids
WGK WGK 3 highly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.


Safety information
R Phrase R 22-40-41-43-68-50
Harmful if swallowed.Limited evidence of a carcinogenic effect.Risk of serious damage to eyes.May cause sensitization by skin contact.Possible risk of irreversible effects.Very toxic to aquatic organisms.
S Phrase S 26-36/37/39-61
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.Avoid release to the environment. Refer to special instructions/ Safety data sheets.
Categories of danger harmful, carcinogenic, irritant, sensitizing, mutagenic, dangerous for the environment
Hazard Symbol Harmful
Dangerous for the environment


Transport information
Declaration (transport by sea) IMDG-Code UN 3077 ENVIRONMENTALLY HAZARDOUS SUBSTANCE, SOLID, N.O.S.(HYDROQUINONE), 9, III, Marine Pollutant: P


Toxicological data
LD 50 oral LD50 rat 302 mg/kg
LD 50 dermal LD50 rat > 900 mg/kg


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Loss on drying (105 °C; 3 h)