Product Name: | L-Arginine alpha-Ketoglutarate |
Spec./Purity: | 2:1 |
EINECS: | 240-882-6 |
Appearance: | White powder |
CAS NO. | 16856-18-1 |
MF | C 11 H 20 N 4 O 7 |
Shelf Life: | 2 Years |
Items
|
Specification
|
Results
|
Appearance
|
Off-white or light yellow crystalline
|
A white crystalline powder
|
Identification
|
Positive
|
Positive
|
Optical Rotation
|
+16.5°~+18.5°
|
+17.8°
|
PH(10%H2O)
|
5.5-7.0
|
6.0
|
Loss on Drying
|
Not more than 1.0%
|
0.8%
|
Hydrate
|
Not more than 6.8%
|
6.5%
|
Residue on Ignition
|
Not more than 0.2%
|
0.02%
|
Chlorides
|
Not more than 500ppm
|
Complies
|
Iron
|
Not more than 10ppm
|
Complies
|
Heavy Metals
|
Not more than 10ppm
|
Complies
|
Arsenic
|
Not more than 1ppm
|
Complies
|
Lead
|
Not more than 1ppm
|
Complies
|
Cadmium
|
Not more than 1ppm
|
Complies
|
Mercury
|
Not more than 1ppm
|
Complies
|
Assay
|
98.0%~ 102.0%
|
100.4%
|
L-Arginine
|
65.5%~ 69.0%
|
66.3%
|
Alpha-Ketoglutarate
|
26.5%~ 29.0%
|
27.6%
|
Total plate count
|
≤1000cfu/g
|
Complies
|
Yeast and mold count
|
≤100cfu/g
|
Complies
|
Total coliforms
|
≤100cfu/g
|
Complies
|
E. coli
|
Absent/10g
|
Complies
|
S. aureus
|
Absent/10g
|
Complies
|
Salmonella
|
Absent/10g
|
Complies
|