200 g Sodium Thiosulfate - Pentahydrate, Na₂S₂O₃ ·5H₂O, 99.0%

Package Content:

1x 200 grams in plastic zip lock bag

CAS Number: 10102-17-7 (pentahydrate)

Linear Formula:  Na2S2O3·5H2O

Molecular Weight: 248.18 g/mol (pentahydrate)

Uses :

Photographic processing

Gold extraction

Neutralizing bleach, chlorinated water, and related treatment

Iodometry

Do Not Consume - Keep Sealed When Not In use - Keep Away From Children.