L-Hydroxyproline
Product Name: L-Hydroxyproline
CAS No.: 51-35-4
Molecular Formula: C5H7NO3
Standarad: AJI92, FCCIV
Package: 25kgs/ fiber drum
Application:
Flavoring agent; nutrient enhancer, used for fruit juice, soft drinks, nutrition drinks, etc.
Specification
|
Item |
Specification |
|
Appearance |
White crystal or crystalline powder |
|
Identification |
conform |
|
State of solution |
95.0% min |
|
pH |
5.0-6.5 |
|
Specific rotation |
-74.0º~-77.0º |
|
Chloride (Cl-) |
0.020% max |
|
Sulfate (SO42-) |
0.020% max |
|
Ammonium (NH4+) |
0.020% max |
|
Heavy metals (Pb) |
10ppm max |
|
Iron (Fe) |
10ppm max |
|
Arsenic (AS2O3) |
1ppm max |
|
Other amino acids |
conform |
|
Loss on drying |
0.20% max |
|
Residue on igniton |
0.10% max |
|
Assay |
98.5%~101.0% |