CATEGORIE
Certificate of Analysis | Ectoine Powder
Sep 8th,2022
1267 Visualizzazioni
| Product Name |
Ectoine |
Batch Number |
GW20220813A |
| Quantity |
30kg |
Manufacture Date |
Aug.. 13, 2022 |
| Expiry Date |
Aug. 12, 2024 |
Analysis Date |
Aug.. 13, 2022 |
| Item |
Specification |
Result |
| Appearance |
White or similar white crystal or powder |
Confirm |
| Identification |
Consistent with the reference spectrum |
Confirm |
| Assay |
≥98.0% |
99.1% |
| pH (2%) |
6.0～8.0 |
7.0 |
| Transparency (2%, A550nm) |
≥98.0% |
98.2% |
| Specific rotation |
+139°～+145° |
140.1° |
| Chloride |
≤0.05% |
<0.01% |
| Loss on drying |
≤1.0% |
<1.0% |
| Ash |
≤1.0% |
Confirm |
| As |
≤2 ppm |
Confirm |
| Pb |
≤10 ppm |
Confirm |
| Sb |
≤ 1 ppm |
Confirm |
| Cd |
≤ 5 ppm |
Confirm |
| Ni |
≤ 10 ppm |
Confirm |
| Cr |
≤ 5 ppm |
Confirm |
| Hg |
≤ 1 ppm |
Confirm |
| Bacteria counts |
≤100 cfu/g |
<100 cfug |
| Mold & Yeast |
≤50 cfu/g |
<10 cfu/g |
| Staphylococcus aureus |
Negative |
Negative |
| Thermotolerant coliforms bacteria |
Negative |
Negative |
| Pseudomonas aeruginosa |
Negative |
Negative |
