Potassium thiosulfate
SIAL/12669 - ≥95%
Synonym: Dipotassium thiosulfate; Thiosulfuric acid (H2S2O3), potassium salt (1:2); Thiosulfuric acid, dipotassium salt
CAS Number: 10294-66-3
Empirical Formula (Hill Notation): K2O3S2
Molecular Weight: 190.32
EC Number: 233-666-8
MDL Number: MFCD00036292
Linear Formula: K2S2O3
Product Type: Chemical
| assay | ≥95% |
| form | solid |
| InChI | 1S/2K.H2O3S2/c;;1-5(2,3)4 |
| InChI key | FGRVOLIFQGXPCT-UHFFFAOYSA |
| Quality Level | 100  |
| SMILES string | [K+].[K+].[O-]S([O-])(=O) |
| Application: | Potassium thiosulfate can be used: • For the preparation of aqueous biphasic systems (ABS) for the extraction of organic compounds. • For the synthesis of polyacrylonitrile nanoparticles by dispersion/emulsion polymerization. • As a reagent for the pretreatment of graphite powder to synthesize graphene oxide from it by Hummers′ method. • As an initiator to synthesize organosilicon-based adsorbent to remove iron from crude phosphoric acid. |
| Packaging: | 100, 500 g in poly bottle |
| Hazard Codes | Xi |
| Risk Statements | 36/38 |
| Safety Statements | 26-36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥95% |
| UNSPSC | 12352302 |