USD $8.20-8.80 / Kilogram
USD $1.00-10.00 / Kilogram
item |
specifications |
identification alumimum |
meets nf requirements |
identification stearate |
54°cmin |
appearance |
white powder |
assay(a12o3) |
14.5~16.5% |
loss on drying |
2.0%max |
arsenic(as) |
4ppm max |
heavy metals(as pb) |
50ppm max |
total ash |
report |
sieve test no.80 silk sieve |
90%through |
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% |