104610 Hydroquinone



Product Range

Product Number



1046109026 Fibre carton 25 kg

Product Information

Product Summary

Synonyms 1,4-Dihydroxybenzene, Quinol
CAS number 123-31-9
EC index number 604-005-00-4
EC number 204-617-8
Hill Formula C₆H₆O₂
Molar mass 110.11 g/mol
RTECS MX3500000

GHS Labeling (according to EU REGULATION (EC) No 1272/2008 (CLP))

Hazard Pictogram
icon icon icon icon
Signal Word Danger
Hazard Statement 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 Statement P273: Avoid release to the environment.
P280: Wear protective gloves.
P280: Wear eye protection.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P313: Get medical advice/ attention.

Handling & Storage Information

Storage Temperature Store at +15°C to +25°C.
Storage class 10 - 13 Other liquids and solids
WGK WGK 3 highly water endangering

Physicochemical Information

Melting point 172 °C (decomposition)
Density 1.358 g/cm3 (20 °C)
Bulk Density 600 kg/m3
Boiling point 287 °C (1013 hPa)
Vapor pressure <0.1 hPa (25 °C)
Flash point 165 °C


You have accessed https://www.emdgroup.com, but for users from your part of the world, we originally designed the following web presence https://www.merckgroup.com.

Let's go

Share Disclaimer

By sharing this content, you are consenting to share your data to this social media provider. More information are available in our Privacy Statement