Merck 822333 1000 Hydroquinone For Synthesis 1 KG.

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Description
Catalogue Number	822333
Synonyms	1,4-Dihydroxybenzene, Quinol
Description	Hydroquinone

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Product Information
CAS number	123-31-9
EC index number	604-005-00-4
EC number	204-617-8
Hill Formula	C₆H₆O₂
Chemical formula	C₆H₄(OH)₂
Molar Mass	110.11 g/mol
HS Code	2907 22 00
Structure formula Image
Quality Level	MQ200

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Applications
Application	Hydroquinone for synthesis. CAS 123-31-9, EC Number 204-617-8, chemical formula C₆H₄(OH)₂.

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Physicochemical Information
Boiling point	287 °C (1013 hPa)
Density	1.332 g/cm3 (15 °C)
Flash point	165 °C
Ignition temperature	515 °C
Melting Point	171 °C (decomposition)
pH value	3.7 (70 g/l, H₂O)
Vapor pressure	1 hPa (132 °C)
Bulk density	600 kg/m3
Solubility	70 g/l

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Toxicological Information
LD 50 oral	LD50 Rat 302 mg/kg

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Safety Information according to GHS
Hazard Pictogram(s)	\n\n\n\n
Hazard Statement(s)	H302: Harmful if swallowed.\nH317: May cause an allergic skin reaction.\nH318: Causes serious eye damage.\nH341: Suspected of causing genetic defects.\nH351: Suspected of causing cancer.\nH410: Very toxic to aquatic life with long lasting effects.
Precautionary Statement(s)	P273: Avoid release to the environment.\nP280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.\nP301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell.\nP302 + P352: IF ON SKIN: Wash with plenty of water.\nP305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.\nP308 + P313: IF exposed or concerned: Get medical advice/ attention.
Signal Word	Danger
RTECS	MX3500000
Storage class	10 - 13 Other liquids and solids
WGK	WGK 3 highly hazardous to water
Disposal	3\nRelatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

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Safety Information
Categories of danger	harmful, carcinogenic, irritant, sensitizing, mutagenic, dangerous for the environment

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Storage and Shipping Information
Storage	Store at +2°C to +30°C.

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Transport Information
Declaration (railroad and road) ADR, RID	UN 3077 , 9, III
Declaration (transport by air) IATA-DGR	UN 3077 , 9, III
Declaration (transport by sea) IMDG-Code	UN 3077 , 9, III, Marine Pollutant: P