2,3 - dihydroxynaphthalene -6-- sulfonate (dihydroxy R salt) |
CAS: |
135-53-5 |
Structure formula: |
|
Molecular formula: |
C10H7NaO5S |
Use: |
Mainly used as the coupling agent of diazo photosensitive paper, and food additives. |
Amount: |
≥85% 90% 98% 99% |
Molecular weight: |
262 |
Iron: |
10PPM |
Water solution PH value: |
≤3-7 |
Appearance: |
White crystalline powder |
Packing: |
25kg/fiber drum |
|
|
|
|
|
|
