Sodium Thiosulfate – 50lb Bag
- Physical State:??White crystals or powder
- Sodium Thiosulfate Anhydrous percent by mass, min: >98.00 % Min;
- PH of 10% solution: 6.5-9.5 Max;
- Insoluble in water: <0.01 % Max;
- Sodium Sulphide % by mass, max: <0.001%;
- Iron (Fe)percent by mass, max: <0.005% Max;
- Loss on Drying: 1.5% Max;
- Bulk Density: 1.667 g/cm3.