Inspection Items | Technical Index |
Appearance | White crystalline powder |
Odor | Characteristic odour |
Solubility | Water (0.10g+10mL): insoluble Methanol(1.00 g + 10 ml) :dissolve |
Ash content(SO4) | NMT 0.2% |
Melting Point | 130-135 |
pH Value | 8.5-10.0 |
LOD | NMT 0.3% |
Ethanolamine | 20.0-21.0% |
Heavy Metals | NMT 10ppm |
Nitrosamines | NMT 50ppb |
Purity (HPLC) | NLT 99.0% |
Hexane (GC) | NMT 300ppm |
Ethyl acetate (GC) | NMT5000ppm |
E 1% (1 cm) dry weight at 317 nm | 214-236 |
Size distribution | 100 mesh(particle size mesh) |