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Items | Standards | Results | Method | |||
Physical and chemical analysis: | ||||||
Description | White powder | Qualified | Visual | |||
Taste&Odor | Characteristic | Qualified | Organoleptic | |||
Extract Solvent | Water | Qualified | / | |||
Assay | 98% | 98.27% | UV | |||
Identification | ||||||
Ash Content | ≤1.0% | 0.53% | CP2015 | |||
Loss on Drying | ≤1.0% | 0.51% | CP2015 | |||
Mesh Size | 100% pass 80 mesh | Qualified | CP2015 | |||
Bulk Density | 40~60g/100ml | 50g/100ml | CP2015 | |||
Tap Density | 60~90g/100ml | 83g/100ml | CP2015 | |||
Residue analysis: | ||||||
Heavy Metal | ≤10ppm | Qualified | CP2015 | |||
Pb | ≤2.0ppm | Qualified | GB/T5009.12-2003 | |||
As | ≤1.0ppm | Qualified | GB/T5009.11-2003 | |||
Hg | ≤0.1ppm | Qualified | GB/T5009.17-2003 | |||
Cd | ≤1.0ppm | Qualified | GB/T5009.15-2003 | |||
Pesticides Residue | ||||||
Hexachlorobiphenyl | ≤0.2ppm | Qualified | CP2015 | |||
Dichlorodiphenyltrichloroethane (DDT) | ≤0.2ppm | Qualified | CP2015 | |||
Microbiological: | ||||||
Total bacterial count | ≤1000cfu/g | Qualified | GB/T 4789.2 | |||
Yeast & Mould | ≤50cfu/g | Qualified | GB/T 4789.15 | |||
E.coil | Negative | Negative | GB/T 4789.3 | |||
Salmonella | Negative | Negative | GB/T 4789.4 | |||
Staphylococcus aureus | Negative | Negative | GB/T 4789.10 | |||
Shigella sonnei | Negative | Negative | GB/T 4789.5 |