Product Name:Vitamin K2
General Information:
FORMULA:C31H40O2
FORMULA WEIGHT:444.65
CAS NUMBER:863-61-6
MDL NUMBER:MFCD00079646
LONG TERM STORAGE:2-8°C
Test
|
Specification
|
Result
|
Appearance(Color)
|
Yellow
|
Yellow
|
Appearance(Form)
|
Powder
|
Powder
|
Proton NMR Spectrum
|
Conforms to Structure
|
Conforms
|
Purity(HPLC,on dry basis)
|
≥98.0%
|
98.96%
|
Uncertainty
|
------
|
+ /- 1.0%
|
Water(by Karl Fischer)
|
≤0.3%
|
0.2%
|
Recommended Retest Period
|
------
|
3 Years
|
Note: It guarantees the purity of this chemical standard +/- 1.0 % deviation prior to the expiration date shown on the label. This guarantee is exclusive of any contamination caused by the customer.
注:以上信息仅供参考,以产品附带证书为准。