| Customization: | Available |
|---|---|
| CAS No.: | 7772-98-7 |
| Formula: | Na2s2o3-5H2O |
|
Still deciding? Get samples of US$ 100/kg
Request Sample
|
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
|
Item
|
Photographic grade
|
Industrial grade
|
Anhydrous grade
|
|
Appearance
|
colorless transparent crystal
|
colorless transparent crystal
|
white powder
|
|
Assay
|
≥99.00%
|
≥98.5%
|
≥97.0%
|
|
Water Insoluble matter
|
≤0.01%
|
≤0.03%
|
≤0.03%
|
|
Sulfide
|
≤0.001%
|
≤0.003%
|
≤0.001%
|
|
Fe
|
≤0.001%
|
≤0.003%
|
≤0.005%
|
|
PH
|
6.5~9.5
|
6.5~9.5
|
6.5~9.5
|
|
Water solution reaction
|
in accordance with the test
|
in accordance with the test
|
----
|
|
Granularity(g/g)
|
12~16
|
---
|
----
|
|
Residual AM (PPM)
|
<500
|
<500
|
<500
|
|
PH Value
|
5-14
|
5-14
|
5-14
|
1. Used in photographic and electroplate applications.
2. For purifying soft water and tanning hides.
3.As a reducing agent, fixers, blush preventive agent, deoxidizer, sulfur dyeing agent, anti-whiting agent, detergent,
disinfectant and color faking agent.
25 KG bag , 25 MT/20'FCL .
also be packed according to customer's needs.
Store closed containers in a cool, dry, well-ventilated area. Avoid exposure to direct sunlight.
){kind=link}