| project |
Specifications |
| Appearance |
White crystal |
| Mesh number |
40-60 mesh |
| purity |
＞99.9% |
| DMSO content |
≤0.01% |
| Melting point @ 760mm Hg |
108℃±1℃ |
| Bulk density |
＞0.65g/ml |
| water content |
＜0.2% |
| heavy metal |
＜3ppm |
| arsenic |
＜0.1ppm |
| cadmium |
＜0.1ppm |
| mercury |
＜0.1ppm |
| lead |
＜1ppm |
| Burning residue |
＜0.2% |
| Total bacteria |
＜1000CFU/G |
| Coliform |
No |
| Escherichia coli |
No |
| Yeast |
＜10 |
| Salmonella |
No |
|
|
