China High Quality Natural Pure Extract Witch Hazel Extract Hamamelis Virginiana Extract Cosmetic Raw Material, Find details about China Cosmetic Material, Tannin from High Quality Natural Pure Extract Witch Hazel Extract Hamamelis Virginiana Extract Cosmetic Raw Material
Item | Specification | Results | Methods |
Ratio | 10:1 | Conform | TLC |
Appearance & Color | Yellow brown powder | Conform | GB5492-85 |
Odor & Taste | Characteristic | Conform | GB5492-85 |
Plant Part Used | Fruit & flower, | Conform | |
Extract Solvent | Water | Conform | |
Bulk Density | 0.4-0.6g/ml | 0.50g/ml | |
Mesh Size | 80 | 100% | GB5507-85 |
Loss on Drying | ≤5.0% | 1.86% | GB5009.3 |
Ash Content | ≤5.0% | 2.32% | GB5009.4 |
Solvent Residue | Negative | Conform | GC(2005 E) |
Heavy Metals | |||
Total Heavy Metals | ≤10ppm | 3ppm | AAS |
Arsenic (As) | ≤1.0ppm | 0.15ppm | AAS(GB/T5009.11) |
Lead (Pb) | ≤1.5ppm | 0.7ppm | AAS(GB5009.12) |
Cadmium | <1mg/kg | Not Detected | AAS(GB/T5009.15) |
Mercury | ≤0.3ppm | Not Detected | AAS(GB/T5009.17) |
Microbiology | |||
Total Plate Count | ≤1000cfu/g | <100 | GB4789.2 |
Total Yeast & Mold | ≤25cfu/g | <10 | GB4789.15 |
E. Coli | ≤40MPN/100g | Not Detected | GB/T4789.3-2003 |
Salmonella | Negative in 25g | Not Detected | GB4789.4 |
Staphylococcus | Negative in 10g | Not Detected | GB4789.1 |
Packing and Storage | 25kg/drum Inside: Double-deck plastic bag, outside: Neutral cardboard barrel & Leave in the shady and cool dry place | ||
Shelf Life | 3 Year When Stored properly | ||
Expiration Date | 3 Years |