هیدروکینون 822333 مرک آلمان

هیدروکینون 822333 مرک آلمان Hydroquinone 822333 merck Hydroquinone for synthesis. Description Catalogue Number 822333 Synonyms 1,4-Dihydroxybenzene, Quinol Description Hydroquinone 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 110.11g/mol HS Code 2907 22 00 Structure formula Image Applications Application Hydroquinone for synthesis. CAS 123-31-9, EC Number 204-617-8, chemical formula C₆H₄(OH)₂. Physicochemical Information Boiling point 287C (1013hPa) Density 1.358g/cm3 (20C) Flash point 165C Ignition temperature 515C Melting Point 172C(decomposition) Vapor pressure <0.1hPa (25C) Bulk density 600kg/m3 Solubility 70g/l Toxicological Information LD 50 oral LD50 Rat 302 mg/kg Safety Information according to GHS Hazard Pictogram(s) Hazard Statement(s) 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(s) 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. 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 Hazard Symbols Dangerous for the environment Harmful Categories of danger harmful, carcinogenic, irritant, sensitizing, mutagenic, dangerous for the environment 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 sensitisation 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. Storage and Shipping Information Storage Store below +30C. 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