pharmaceutical intermediates, vitamin e acetate intermediates.
description & specification
category | pharmaceutical raw materials, fine chemicals, bulk drug |
standard | medical standard |
shelf life | 2 years |
storage | should be stored in a well-closed container at low temperature, keep away from moisture, heat and light. |
test item | standard: usp |
identification |
ir spectrum similar to that of rs |
hplc retention time similar to that of rs |
|
related substance |
total impurities: nmt0.3% |
single impurity: nmt0.1% |
|
heavy metals |
nmt 10ppm |
loss on drying |
nmt0.5% |
residue on ignition |
nmt0.1% |
assay |
98.5%-101.0% |