FOB Price
Get Latest Price0 ~ 1 ( Negotiable )
|1 Carton Minimum Order
Country:
China
Model No:
Seebio
FOB Price:
0 ~ 1 ( Negotiable ) Get Latest Price
Place of Origin:
China
Price for Minimum Order:
-
Minimum Order Quantity:
1 Carton
Packaging Detail:
Not Defined
Delivery Time:
Not Defined
Supplying Ability:
1 Carton per Month
Payment Type:
T/T, L/C
Product Group :
Contact Person peff1-cn.foodadd.034336
11-502,#299 Bisheng Rd.,Zhangjiang High-Tech Park, Pudong,Shanghai, Shanghai, Shanghai
|
Assay
|
*7.0 ~**3.0 %
|
|
Potency
|
>*0,**0,**0
IU/g
|
|
Identification
|
1. Dissolve about 0.5mg of
vitamin D2 into 5ml chloroform, add 0.3ml acetic anhydride and
0.1ml sulfuric acid, shake and mix vigorously. The mixture is
initially produced bright red color , and then rapidly changes
violet and finally blue to green .
|
|
|
2. The infrared absorption
spectroscopy should be in according with spectrum of
comparison
|
|
Examination
|
Dissolve *0mg of vitamin D2
into 2ml of *0% ethanol, add 2ml solution of digitalis saponin and
incubate for *8 hours. No precipitation or cloud should be
observed.
|
|
Melting point
|
**5~ **9℃
|
|
Specific
Rotation
|
***3゜~
***6゜
|
|
Solubility
|
Freely soluble in
alcohol
|
|
Reducing
Substances
|
Light absorption of
sample＜Light absorption of standard
sample
|
|
Ergosterol
|
None
|
|
Organic Volatile
Impurities
|
Benzene ≤ 2ppm
|
|
Total Microbacterial
Count
|
≤***0CFU/g
|
|
Total Yeast &
Mould
|
≤**0CFU/g
|
|
Escherichia Coli
Presence
|
Absent
|
| Country: | China |
| Model No: | Seebio |
| FOB Price: | 0 ~ 1 ( Negotiable ) Get Latest Price |
| Place of Origin: | China |
| Price for Minimum Order: | - |
| Minimum Order Quantity: | 1 Carton |
| Packaging Detail: | Not Defined |
| Delivery Time: | Not Defined |
| Supplying Ability: | 1 Carton per Month |
| Payment Type: | T/T, L/C |
| Product Group : | Healthcare supplement |
