Sodium thiosulphate, anhydrous ≥98%, GPR RECTAPUR®
Supplier: VWR Chemicals
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About this item
CAS Number:7772-98-7
:
Formula:Na₂S₂O₃
MDL Number:MFCD00003499
:158.11 g/mol
Merck Index:12,08844
Boiling Pt:100 °C (1013 hPa)
Melting Pt:48 °C
Density:1.66 g/cm³ (20 °C)
Storage Temperature:Ambient
EINECS:231-867-5
Specification Test Results
- Assay:Min. 98 %
- pH (20°C; 5 %):6.0 - 8.5
- S (Sulphide):Max. 50 ppm
- Ca (Calcium):Max. 50 ppm
- Cd (Cadmium):Max. 50 ppm
- Co (Cobalt):Max. 50 ppm
- Cu (Copper):Max. 50 ppm
- Fe (Iron):Max. 50 ppm
- K (Potassium):Max. 200 ppm
- Ni (Nickel):Max. 50 ppm
- Pb (Lead):Max. 50 ppm
- Zn (Zinc):Max. 50 ppm
Specification Test Results
Related Information
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Supplier: VWR Chemicals