Trypan blue ( C.I. 23850) for microscopy Cat.No.1.11732.0025

Product information Synonyms Benzamine blue, Tolidine-disazo-bis-8-amino-1-naphthol-3, 6-disulfonic acid tetrasodium salt, 3, 3' -Dimethyl-4, 4' -bis( 5-amino-4-hydroxy-2, 7-disulfonaphthyl-3-azo) -[ 1, 1' -bi phenyl] tetrasodium salt Hill Formula C34H24N6Na4O14S4 HS Code 3204 14 00 EC number 200-786-7 Molar mass 960.79 g/ mol EC index number 611-030-00-4 CAS number 72-57-1 Chemical and physical data Solubility 10 g/ l ( 25 ° C) Melting point > 300 ° C ( decomposition) Molar mass 960.79 g/ mol Bulk density 800 kg/ m3 pH value 9.8 ( 10 g/ l, H2O, 20 ° C) Safety information according to GHS Hazard Statement( s) H350: May cause cancer. Precautionary Statement( s) P201: Obtain special instructions before use. P308 + P313: IF exposed or concerned: Get medical advice/ attention. Signal Word Danger Hazard Pictogram( s) RTECS QJ6475000 Storage class 6.1A Combustible substances, toxic WGK WGK 3 highly water endangering Disposal 9 Carcinogenic 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) . Safety information R Phrase R 45 May cause cancer. S Phrase S 53-45 Avoid exposure - obtain special instructions before use.In case of accident or if you feel unwell, seek medical advice immediately ( show the label where possible) . Categories of danger carcinogenic Hazard Symbol Toxic Transport information Declaration ( railroad and road) ADR, RID Kein Gefahrgut Declaration ( transport by sea) IMDG-Code No Dangerous Good Declaration ( transport by air) IATA-DGR No Dangerous Good