Application:
Pharmaceutical ingredient
Food pigment, widely used in cake, beverage, sweet, etc.
raw material of Daily-use chemical, ie. green toothpaste and cosmetics.
|
Item |
Specification |
|
Appearance |
Dark green fine powder |
|
E1%1cm405nm Absorptance |
≥568 |
|
Assay |
≥100% |
|
Extinction Ratio |
3.0-3.9 |
|
Content of total copper |
≥4.25% |
|
Content of chelated copper |
≥4.0% |
|
Content of sodium |
5%-7% on dried basis |
|
Nitrogen determination |
≥4.0% |
|
Limited of ionic copper |
≤0.25% on dried basis |
|
Residue on ignition |
≤30% on dried basis |
|
Total Plate Count |
≤1000 cfu/g |
|
Yeast |
≤100 cfu/g |
|
Mould |
≤100 cfu/g |
|
Salmonella |
Negative |
|
E.Coli |
Negative |
|
PH |
9.5-10.7(in a solution 1 in 100) |
|
Loss Drying % |
≤5.0% (at 105℃ for 2 hours) |
|
Test of fluorescence |
No fluorescence is visible |
|
Residual solvent |
≤200PPM |
