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  6. Sodium thiosulfate, 98.5%, extra pure, anhydrous, ACROS Organics™

Sodium thiosulfate, 98.5%, extra pure, anhydrous, ACROS Organics™

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Quantity:
500g
1kg
2.5kg
10kg
Packaging:
Plastic bottle
Plastic drum
7772-98-7
Na2O3S2
158.1
AKHNMLFCWUSKQB-UHFFFAOYSA-L
sodium thiosulfate,sodium thiosulphate,disodium thiosulfate,sodium thiosulfate anhydrous,hypo,sodiumthiosulfate,chlorine cure,chlorine control,declor-it,thiosulfuric acid, disodium salt
24477
disodium;dioxido-oxo-sulfanylidene-$l^{6}-sulfane
[O-]S(=O)(=S)[O-].[Na+].[Na+]
7772-98-7
Na2O3S2
158.1
AKHNMLFCWUSKQB-UHFFFAOYSA-L
sodium thiosulfate,sodium thiosulphate,disodium thiosulfate,sodium thiosulfate anhydrous,hypo,sodiumthiosulfate,chlorine cure,chlorine control,declor-it,thiosulfuric acid, disodium salt
24477
disodium;dioxido-oxo-sulfanylidene-$l^{6}-sulfane
[O-]S(=O)(=S)[O-].[Na+].[Na+]

Description

Reduction reagent
Assay Percent Range 98% min. (on dry substance) (Iodimetry)
Linear Formula Na2S2O3
Merck Index 15,8821
Solubility Information Solubility in water: 700g/L (20°C). Other solubilities: practically insoluble in alcohol
Formula Weight 158.1
Physical Form Crystalline Powder
Percent Purity 98.5%
Grade Extra Pure
Chloride 1500ppm max
Chlorine (Cl) 1500ppm max.
Heavy Metals (as Pb) 50ppm max.
Iron (Fe) 50ppm max.
Loss on Drying 2% (105°C, 2 hrs) max.
Packaging Plastic bottle
Solubility Solubility in water: 700g/L (20°C). Other solubilities: practically insoluble in alcohol
Sulfate and Sulfite 1% max.
Color White
Melting Point 48.0°C
pH 6.0 to 8.5 (5% soln. at 20°C)
Quantity 2.5kg
Chemical Name or Material Sodium thiosulfate
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Safety and Handling

EINECSNumber : 231-867-5

SDS