USD $8.20-8.80 / Kilogram
USD $1.00-10.00 / Kilogram
aji92 standard
d-phenylalanine
characteristics |
white to off-white powder |
|
specific optical rotation |
+33.5°~ +35.2° |
|
heavy metals |
≤ 10ppm |
|
loss on drying |
≤ 0.2% |
|
residue on ignition |
≤ 0.2% |
|
chromatographic purity by hplc |
||
chromatographic purity |
≥ 99.0% |
|
lpa content by hplc |
≤ 0.1% |
|
assay |
98.0%~102.0% |