What is the formula of sodium thiosulfate

Sodium thiosulfate pentahydrate


formula Na2O3S2 5 H2O
CAS number 10102-17-7






GHS symbols
GHS classification criteria This substance is classified as non-hazardous according to the GHS classification criteria.
Signal word not applicable
H-phrases
P-phrases
Written H-P phrases not applicable
Storage condition Store in a cool, well-ventilated, dry place.



Hazardous substance symbol (historical)
R-phrases (historical)



UN number not applicable
Hazardous goods classification (ADR)No dangerous goods
SDB Yes
LGK 10-13
WGK 1
Water solubility
Solubility in H20 [g / l]