USD $6.00-9.00 / Gram
USD $5.00-10.00 / Gram
USD $6.00-9.00 / Gram
USD $6.00-9.00 / Gram
USD $5.00-10.00 / Gram
USD $6.00-9.00 / Gram
USD $5.00-10.00 / Gram
USD $5.00-10.00 / Gram
USD $5.00-10.00 / Gram
items |
specifications |
results |
---|---|---|
appearance |
a pale yellow to colorless oil |
a colorless oil |
specific optical rotation |
+32~ +38°(c=1 acetonitrile) |
+34.8° |
water |
≤0.5% |
0.21% |
residue solvent |
n-hexane: ≤0.029% ethanol: ≤0.5% methanol: ≤0.3% isopropanol: ≤0.5% |
not detected 0.33%
not detected not detected |
relative substances
|
15( s )- cis isomer: ≤0.3% 15( s )- trans isomer: ≤0.2% 5,6-trans isomer:: ≤3.0% 15-kero: ≤0.1% any other impurity: ≤0.1% total other impurities: ≤4.0% |
0.2% not detected 2.25% not detected 0.03% 3.0% |
purity (hplc) |
≥96.0% |
97.0% |
assay |
96.0~102.0%(anhydrous and solvent free basis) |
99.5% |
items |
specifications |
results |
---|---|---|
appearance |
a pale yellow to colorless oil |
a colorless oil |
specific optical rotation |
+32~ +38°(c=1 acetonitrile) |
+34.8° |
water |
≤0.5% |
0.21% |
residue solvent |
n-hexane: ≤0.029% ethanol: ≤0.5% methanol: ≤0.3% isopropanol: ≤0.5% |
not detected 0.33%
not detected not detected |
relative substances
|
15( s )- cis isomer: ≤0.3% 15( s )- trans isomer: ≤0.2% 5,6-trans isomer:: ≤3.0% 15-kero: ≤0.1% any other impurity: ≤0.1% total other impurities: ≤4.0% |
0.2% not detected 2.25% not detected 0.03% 3.0% |
purity (hplc) |
≥96.0% |
97.0% |
assay |
96.0~102.0%(anhydrous and solvent free basis) |
99.5% |