H acid monosodium salt (1-Amino-8-hydroxy-3,6-naphthalenedisulfonic acid monosodium salt)
Structural formula:
Molecular formula: 
Molecular weight: 341.30 |
 | |
|
Specification of quality |
Paste cake |
powder |
|
H-acid mono sodium salt% % |
42±2.0 |
≥85.0 |
|
H-acid mono sodium salt%(HPLC) ≤ |
97.0 |
97.0 |
|
chromotropic acid disodium salt %≤ |
1.5 |
1.5 |
|
T-acid disodium salt %≤ |
0.5 |
0.5 |
|
ω-acid disodium salt %≤ |
0.5 |
0.5 |
|
Moisture %≤ |
--- |
5.0 |
|
Insoluble %≤ |
0.2 |
0.2 |
|
