Molecular Formula: C4H9NO3
CAS: 72-19-5
Properties: white crystal flake and white crystalline powder. Odorless, no specific rotation. Soluble in water, dilute inorganic acid and sodium hydroxide solution, insoluble in ethanol. Its physiological potency is equaled with L-Phenylalanine.
Usage: nutritional supplements
Quality Standard: FCCIV
|
Items |
Standard |
|
specific rotation |
-26.5°—-29.0° |
|
chlorid(%) |
0.05 max |
|
heavy metal(ppm) |
20 max |
|
lead(ppm) |
10 max |
|
arsenic(ppm) |
1.5 max |
|
drying shrinkage(%) |
0.10 max |
|
ignition residue(%) |
0.2 max |
|
content(%) |
98.5― 101.5 |
Packaging: 25KG / barrel
Transportation: avoid sun and rain, be transported as general chemicals but with no toxic, hazard materials.
Storage: stored in dry clean dark environment, and not be mixed with toxic substances to avoid contamination. Shelf life: two years |
