Product name |
Disodium 1,5-naphthalenedisulfonate |
|
Other name |
1,5-Naphthalene Disulfonic Acid Disodium Salt/1,5 NDS |
|
Items |
Standards |
Result |
Appearance |
White crystal powder |
Conforms |
Assay,% |
≥98.0 |
99.51 |
Acid,% |
≤1.0 |
0.08 |
Sodium Chloride,% |
≤2.0 |
0.07 |
Sodium Sulfate,% |
≤2.0 |
0.37 |
Water content,% |
≤2.0 |
0.09 |
Appearance: White crystal powder
Solubility: most transparency in Water
Water solubility: 113.4g/L at 20 ℃
Usage: Disodium 1,5-naphthalenedisulfonate (1,5 NDS) is a petroleum disulfonate in crude oil. It is widely used in the synthetic dye industry and in the recovery of wastewater.