當(dāng)前頁面： 首頁 > 新聞中心新聞中心
CERTIFICATE OF ANALYSIS
Alpha-arbutin 99%（HPLC）
Batch No.: 20200804 Manufacture Date: 20200804 Expiry Date: 20200803
|
General Information |
|||
|
Country Of Origin |
China |
Solvents Used |
Water&Ethanol |
|
|
|||
|
ITEMS |
SPECIFICATION |
METHOD |
TEST RESULTS |
|
Physical&Chemical Data |
|||
|
Color |
White |
Organoleptic |
Conform |
|
Odour |
Characteristic |
Organoleptic |
Conform |
|
Appearance |
Fine Powder |
Organoleptic |
Conform |
|
Analytical Quality |
|||
|
Assay |
≥99.0% |
HPLC |
99.25% |
|
Sieve analysis |
100 % through 80 mesh |
USP34 |
Conform |
|
Loss on Drying |
≤5.0 % |
Eur.Ph.5.0 |
0.31 % |
|
Ash content |
≤5.0 % |
Eur.Ph.5.0 |
0.44 % |
|
Melting point |
203~ 207±1℃ |
Eur.Ph.5.0 |
203~ 207±1℃ |
|
Contaminants |
|||
|
Heavy Metals |
<10ppm |
CP2010 |
Conform |
|
Lead (Pb) |
≤3.0 ppm |
AAS |
Conform |
|
Arsenic (As) |
≤2.0 ppm |
AAS |
Conform |
|
Cadmium (Cd) |
≤1.0 ppm |
AAS |
Conform |
|
Mercury (Hg) |
≤0.1 ppm |
AAS |
Conform |
|
Solvents Residue |
Meet Eur.Ph.7.0 |
Eur.Ph 7.0 |
Conform |
|
Pesticides Residue |
Meet USP Requirements |
USP34 |
Conform |
|
Microbiological |
|||
|
Total Plate Count |
≤1000 cfu/g |
CP2010 |
Conform |
|
Yeast &Mold |
≤100 cfu/g |
CP2010 |
Conform |
|
E.Coli. |
Negative |
CP2010 |
Conform |
|
Salmonella |
Negative |
CP2010 |
Conform |
|
Packing&Storage |
Packed in paper-drums and two plastic-bags inside. |
||
|
N.W:25kgs .I.D.37×H51cm |
|||
|
Store in a well-closed container Away from moisture,light, oxygen. |
|||
|
Shelf life |
24 months under the conditions above and in its original packaging. |
||
