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Sodium Thiosulfate, Anhydrous, ACROS Organics™


Quantity 500g
Packaging Plastic bottle

Manufacturer: fisher scientific acros  202875000

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Catalog No. AC202875000

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Description & Specifications

Chemical Identifiers

Assay ≥98.0% (on dry substance)
Purity Grade Extra Pure
Formula Weight 158.1
Physical Form Crystalline Powder
Quantity 500g
Color White
pH 6.0 to 8.5 (5% soln. at 20°C)
Heavy Metals (as Pb) 50ppm max.
Chemical Name or Material Sodium thiosulfate
Linear Formula Na2S2O3
CAS 7772-98-7
Sulfate and Sulfite 1% max.
Assay Percent Range 98.5%
Iron (Fe) 50ppm max.
Packaging Plastic bottle
Loss on Drying 2% (105°C, 2 hrs) max.
Molecular Formula Na2O3S2
Chlorine (Cl) 1500ppm max.

Specifications

Chemical Name or Material Sodium thiosulfate
CAS 7772-98-7
Purity Grade Extra Pure
Assay ≥98.0% (on dry substance)
Assay Percent Range 98.5%
Molecular Formula Na2O3S2
Linear Formula Na2S2O3
Formula Weight 158.1