sodium thiosulfate pentahydrate

Physical characters:

1) Formula: NA2S2O3.5H2O

2) CAS NO.: 10102-17-7

3) Appearance: white crystalline powder

4) Potential Acute Health Effects: Hazardous in case of ingestion, of inhalation. Slightly hazardous in case of skin contact (irritant), of eye contact (irritant).

5) Potential Chronic Health Effects: Slightly hazardous in case of skin contact (irritant, sensitizer).

Specification:

1) Sodium thiosulphate (NA2S2O3) content: 99.3% industrial grade.
2) Water insoluble matter: 0.008%
3) Sodium sulfide (NA2S) content:0.00072%
4) Iron (FE) content: 0.0017%
5) PH: 7.2
6) Granularity: 20-30 granule/g

7) Grade: industrial grade.

 

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