Latin Name: | Nigella damascena |
Plant Source: | Seed |
Appearance: | Yellow brown powder |
Specification | 10: 1 5: 1 20: 1 |
Item | Specification | Results | Methods |
Marker Compound | 10:1 | Conform | TLC |
Appearance & Color | Yellow brown powder | Conform | GB5492-85 |
Odor & Taste | Characteristic | Conform | GB5492-85 |
Plant Part Used | Seed | Conform | |
Extract Solvent | Water/Ethanol | Conform | |
Bulk Density | 0.4-0.6g/ml | 0.50-0.60g/ml | |
Mesh Size | 80 | 100% | GB5507-85 |
Loss on Drying | ≤5.0% | 3.55% | GB5009.3 |
Ash Content | ≤5.0% | 3.74% | GB5009.4 |
Solvent Residue | <0.1% | Conform | GC |
Heavy Metals | |||
Total Heavy Metals | ≤10ppm | <3.0ppm | AAS |
Arsenic (As) | ≤1.0ppm | <0.1ppm | AAS(GB/T5009.11) |
Lead (Pb) | ≤1.0ppm | <0.5ppm | AAS(GB5009.12) |
Cadmium | <1.0ppm | Not Detected | AAS(GB/T5009.15) |
Mercury | ≤0.1ppm | Not Detected | AAS(GB/T5009.17) |
Microbiology | |||
Total Plate Count | ≤1000cfu/g | Conform | GB4789.2 |
Total Yeast & Mold | ≤100cfu/g | Conform | GB4789.15 |
Total Coliform | ≤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 | 2 Year When Stored properly | ||
Expiration Date | 2 Years |