USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $45.00-50.00 / Kilogram
USD $45.00-50.00 / Kilogram
USD $45.00-50.00 / Kilogram
USD $80.00-92.00 / Kilogram
USD $15.00-50.00 / Kilogram
USD $15.00-50.00 / Kilogram
items | specifications | analysis results |
appearance | white to faint yellow powder |
conform
|
identification |
1. should complie with the phosphate identification test
2. hplc: the retention time obtained from the test solution corresponds to that obtained from the standard solution
3. infra-red spectrum: infra-red spectrum of the sample corresponds to that of the rederence standard
|
conform
|
ph | 5.5~7.5 |
6.6
|
water | ≤5% |
2.1%
|
individual impurities | ≤3.0% |
2.2%
|
total impurties | ≤10% |
7.1%
|
cis- isomer | 82.0% ~ 88.0% |
85.4%
|
trans- isomer | 12.0% ~ 18.0% |
14.6%%
|
assay (c46h80n2o13) | ≥ 75.0% |
77.1%
|
conclusion | complies with the requirements of enterprise (according to usp30) |