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Sodium thiosulfate pentahydrate, 99.5%, Acros Organics™

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Quantity:
1kg
2.5kg
10kg
Packaging:
Plastic Bottle
Plastic drum
10102-17-7
Na2O3S2·5H2O
248.18
MFCD00149186
PODWXQQNRWNDGD-UHFFFAOYSA-L
sodium thiosulfate pentahydrate,ametox,sodium thiosulfate, pentahydrate,antichlor,tinver,disodium thiosulfate pentahydrate,unii-hx1032v43m,ccris 3952,thiosulfuric acid, disodium salt, pentahydrate,sodium hyposulfite pentahydrate
61475
CHEBI:32150
disodium;dioxido-oxo-sulfanylidene-$l^{6}-sulfane;pentahydrate
O.O.O.O.O.[O-]S(=O)(=S)[O-].[Na+].[Na+]
10102-17-7
Na2O3S2·5H2O
248.18
MFCD00149186
PODWXQQNRWNDGD-UHFFFAOYSA-L
sodium thiosulfate pentahydrate,ametox,sodium thiosulfate, pentahydrate,antichlor,tinver,disodium thiosulfate pentahydrate,unii-hx1032v43m,ccris 3952,thiosulfuric acid, disodium salt, pentahydrate,sodium hyposulfite pentahydrate
61475
CHEBI:32150
disodium;dioxido-oxo-sulfanylidene-$l^{6}-sulfane;pentahydrate
O.O.O.O.O.[O-]S(=O)(=S)[O-].[Na+].[Na+]

Reduction reagent

Reduction reagent for analysis
Assay Percent Range 99.5%
Linear Formula Na2S2O3·5H2O
Merck Index 15, 8821
Solubility Information Solubility in water: 680g/L (20°C). Other solubilities: practically insoluble in alcohol,soluble in turpentine
Formula Weight 248.18
Physical Form Crystals
Percent Purity 99.5%
Grade Analysis
Calcium (Ca) 20ppm max.
Chlorine (Cl) 200ppm max.
Density 1.7200g/mL
Heavy Metals (as Pb) 5ppm max.
Insoluble in Water 0.005% max.
Iron (Fe) 5ppm max.
Nitrogen Compounds 0.002% max.
Packaging Plastic drum
Potassium (K) 50ppm max.
Solubility Solubility in water: 680g/L (20°C). Other solubilities: practically insoluble in alcohol, soluble in turpentine
Specific Gravity 1.72
Sulfate and Sulfite 0.1% max.
Sulfur (S) 1ppm max.
Decomposition Information >45°C
Color White
Melting Point 48.5°C
pH 6 to 8.4 (5% soln. at 25°C)
Quantity 10kg
Chemical Name or Material Sodium thiosulfate pentahydrate
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