send us an inquiry
LC5262 Sodium thiosulfate pentahydrate
anhydrous

 

Order number Packaging Quantity Price €
AC32262 Plastic bottle 2.5 kg inquire
AC32262 Fiber carton 50 kg inquire

 

Product information
Hill Formula Na2O3S2 * 5 H2O
HS Code 2832 30 00
EC number 231-867-5
Molar mass 248.21 g/mol
CAS number 10102-17-7

 

Chemical and physical data
Solubility 701 g/l (20 °C)
Melting point 48 °C
Molar mass 248.21 g/mol
Density 1.74 g/cm3 (20 °C)
Bulk density 1000 kg/m3
pH value 6.0 – 7.5 (100 g/l, H2O, 20 °C)

 

Safety information
RTECS WE6660000
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 28
Aqueous solutions: Container D.

 

Toxicological data
LD 50 oral LD50 rat > 5000 mg/kg

 

Specifications
Assay (iodometric) ≥ 98.5 %
Identity passes test
pH-value (10 %; water) 6.0 – 9.0
Sulfate and sulphite (as SO4) ≤ 0.6 %
Ca (Calcium) and Mg (Magnesium) ≤ 0.2 %
Fe (Iron) ≤ 0.005 %
Water 32.0 – 38.0 %