ITEM | STANDARD | ||
A | B | C | |
Benzotriazole (as C6H3N3) % min | 1.0 | 3.0 | |
Total phosphate ( as PO4 3-) % min | 6.8 | 6.8 | 6.8 |
Sub phosphoric acid ( PO3 3-) % max | 2.25 | 2.25 | 2.25 |
Solid content % min | 32 | 32 | 32 |
PH value ( 1% solution ) | 3.0±1.5 | 3.0±1.5 | 3.0±1.5 |
Density 20 ºC ( g/cm3 ) | 1.10-1.18 | 1.10-1.1 8 | 1.10-1.18 |