Item | K grade | N grade |
Ethoxy (WT%) | 45.5-46.8 | 47.5-49.5 |
Viscosity (mPa.s) (5% solu., 20ºC) | 4, 5, 7, 10, 20, 50, 70, 100, 150, 200, 300 | |
Loss on drying (%) | ≤3.0 | |
Residue on ignition (%) | ≤0.4 | |
Chloride (%) | <0.1 | |
Heavy metals (ppm) | ≤20 | |
Arsenic (ppm) | ≤3 |