Melting point :200-250°C
Density :1.65 g/cm3 (20℃)
bulk density :1000-1200kg/m3
vapor pressure :0.013Pa at 135℃
storage temp. :no restrictions.
solubility :500g/l
form :Chunks
color :Green
PH :13 (10g/l, H2O, 20℃)
Water Solubility :Soluble in water
Sensitive :Air Sensitive & Hygroscopic
Stability :Stable, but flammable and hygroscopic. Dust may form an explosive mixture with air. Incompatible with strong acids, alcohols, strong oxidizing agents, strong reducing agents, combustible materials, most common metals, halogenated hydrocarbons.
InChI :InChI=1S/4K.H2O3S2.S/c;;;;1-5(2,3)4;/h;;;;(H2,1,2,3,4);/q;;2*+1;;/p-2
InChIKey :PFSBHPPVZHPSCB-UHFFFAOYSA-L
SMILES :S(=O)([O-])([O-])=S.S([K])[K].[K+].[K+]
Surface tension :73.02mN/m at 1g/L and 18.1℃
CAS DataBase Reference :39365-88-3(CAS DataBase Reference)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501 H400 Very toxic to aquatic life Hazardous to the aquatic environment, acute hazard Category 1 Warning P273, P391, P501
Precautionary statements:	P260 Do not breathe dust/fume/gas/mist/vapours/spray. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.