AMMONIUM SULPHIDE SOLUTION IN WATER EXTRA PURE

AMMONIUM SULPHIDE SOLUTION IN WATER EXTRA PURE Ammonium hydrosulfide MSDS DE EN FR KO PT ES TH TR COAs Packings 500 ml (00500) 2500 ml (02500) 25 Liters (0025K) 2500 ml (02500) 2500 ml (02500) Print friendly version Article No. 00028 Grade EXTRA PURE Purity 20% CAS No. 12135-76-1 Molecular Formula (NH 4 ) 2 S Molecular Weight 68.14 H.S. Code 2830.9010 Shelf Life 36 Months Physical Properties Physical state at 20 °C Liquid Colour Clear Yellow Odour Ammonia odour pH value 9.5 ( 45% aqueous solution) Flash point [°C] 32.2 °C Vapour pressure [20°C] 600 hPa at 20 °C Density [g/cm3] 0.997 Solubility in water [% weight] Infinitely soluble Explosion limits - upper [%] 46% Explosion limits -lower [%] 4% Specifications Appearance Faint green-yellow to green-yellow and faint yellow to dark yellow liquid with ammonical odour Assay (as (NH4)2S) Min. 20.0% w/v Residue on ignition (at 800°C) Max. 0.05% Safety Information and Hazard Symbols Symbol: GHS05, GHS02 Signal Word: Danger UN No.: 2683 IMCO Class No.: 8, 3, 6.1 Packing Group: II Hazardous Statement: H226-H314-H400 Precaution Statement: P273-P280-P305 + P351 + P338-P310 Revision Date: 28-May-2025 Home Lab Chemicals Ammonium Salts AMMONIUM SULPHIDE SOLUTION IN WATER