Sodium Thiosulfate – 50lb Bag
$99.95
- 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.
7 in stock (can be backordered)
Sodium Thiosulfate is a white translucent crystals or powder that is common as the pentahydrate form; melting at 48 C; readily soluble in water and oil of turpentine; aqueous solution is slightly alkaline which decompose to sulfate and sulfide in the air. It is a moderate reducing agent. It is a source of thiosulfate ion (S2O3-2) (dissolves silver salts). Its major use is as a fixing agent in photography for developing film and the extracting silver from ore. It is used in chrome-tanning leather and in chemical manufacture as a source of sulfide ion. It is also used in paper, textile, and water treatment industry and gas purification.


FREE Shipping & Next Day Delivery
As long as the product you are ordering is in stock and ordered before 4pm MST the previous day then your order should be delivered the next business day, for FREE!
Speed is everything at Aspen Maintenance Supply. We deliver exactly what you need the first time so you can get your products on time, everytime.

Next Day Delivery
Order by 11:59 P.M. each day, and you’ll receive your order the next day! **

FREE Delivery On ALL Orders
Delivery is free for all orders. Period. **
Related products
Center Pull Towel – 2-Ply – White – CSDH150 – 6/cs
Ecos – Laundry Detergent – Liquid Mag & Lily – 50oz – 8/cs
Paper Towel – Cascades Pro Hardwound Roll Tandem – White – 6/cs – T116
Sponge – White Light Duty Scour Pad – BWK198- 20/cs
- Ideal for glass, stainless steel, porcelain, chrome, copper, and ceramic surfaces.
- Tough on stains, but won't scratch or dull most surfaces.
- Textured surface is great for wiping dirt, grease, and grime.
- Made from synthetic fibers that are designed to last longer.
- Compatible with Boardwalk? Swivel Pad Holder (sold separately).
- This is for one case of 20 sponges.
Tide – Pods Spring Meadow – 35/pk – 4/cs – 93127
- Convenient laundry solution eliminates pouring and measuring.
- Detergent + stain remover + brightener in one.
- Innovative, multi-chamber design separates ingredients until they hit the wash for outstanding cleaning power.
- Dissolves quickly in hot and cold water.
- Use 1 laundry pac for regular loads, 2 pacs for large loads and 3 pacs for extra large loads.
- Designed for standard and HE machines.
- This is for a case that has 4 packs.
Toilet Paper – Tork Bath Tissue Roll w/opticore – 36 roll/cs 161990
- 3 Roll Dispenser Toilet Paper
- Patented two-part core technology reduces waste.
- High capacity reduces risk of product runouts and improves customer satisfaction.
- Ideal for cost-conscious high traffic washrooms.
- Ensures maximum use of each roll before advancing to the next.
- Rapid break-up capabilities make it perfect for all plumbing systems.