| ITEM |
STANDARDS |
| Appearance |
White or off-white powder |
| Assay(%) |
99.0 to 101.0 |
| Particle size |
100% Pass 100mesh |
| Melting Point(℃) |
250 - 265 |
| Specific rotation(°) |
+20 - +22 |
| Loss on drying(%) |
1.0 Max |
| Residue on ignition(%) |
0.1 Max |
| pH |
7.5 - 8.5 |
| Bulk density(g/ml) |
0.25 Min |
| Heavy metals(ppm) |
2.0 Max |
| Pb(ppm) |
0.5 Max |
| As(ppm) |
1.0 Max |
| Cd(ppm) |
1.0 Max |
| Hg(ppm) |
0.1 Max |
| L-histidine(%) |
1.0 Max |
| Beta-alanine(%) |
0.1 Max |
| TPC(cfu/g) |
1000 Max |
| Yeast & Mold(cfu/g) |
100 Max |
| E.Coli |
Neg |
| Salmonella |
Neg |
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Address: Foodchem Building,2277 Zuchongzhi Road, Zhangjiang Hi-Tech Park,Shanghai,201203,China
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