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LC1477 Cupferron GR for analysis ACS Order number Packaging Quantity Price AC28477 Glass bottle 25 g 34.43 AC28477 Glass bottle 100 g 116.1 Product information Grade ACS Synonyms Copperone, N-Nitrosophenylhydroxylamine ammonium salt, N-Phenyl-N-nitrosohydroxylamine ammonium salt Hill Formula C6H9N3O2 HS Code 2928 00 90 EC number 205-183-2 Molar mass 155.16g/mol CAS number 135-20-6 Chemical and physical data Solubility (20C)soluble Melting point 153-155C(decomposition) Molar mass 155.16g/mol Bulk density 460kg/m3 Safety information R Phrase R 45-25-36/37-68May cause cancer.Also toxic if swallowed.Irritating to eyes and respiratory system.Possible risk of irreversible effects. S Phrase S 53-36/37-45Avoid exposure - obtain special instructions before use.Wear suitable protective clothing and gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). श्रेणियाँ of danger carcinogenic, toxic, irritant, mutagenic Hazard Symbol Toxic Storage class Combustible substances, toxic WGK WGK 3 highly water endangering Disposal 9Carcinogenic compounds and flammable compounds labelled "Highly toxic" or "Toxic": container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535). Transport Information Declaration (transport by sea) IMDG-Code UN 2811 TOXIC SOLID, ORGANIC, N.O.S.(CUPFERRON), 6.1, III Declaration (transport by air) IATA-DGR UN 2811 TOXIC SOLID, ORGANIC, N.O.S.(CUPFERRON), 6.1, III Toxicological data LD 50 oral LD50 rat 199 mg/kg Specifications Assay(from NH4) 98% Identity(IR) passes test In water insoluble matter 0.01% Spec. Absorptivity A 1%/1cm(at 281nm; 1%; 1cm; water) 515 Sulfated ash 0.05% Suitability for precipitation of iron ions passes test