USD $2.00-10.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $100.00-150.00 / Kilogram
USD $1.00-10.00 / Kilogram
USD $1.00-10.00 / Kilogram
name: sulfadimethoxine sodium salt
synonyms: sodium n-(2,6-dimethoxy-4-pyrimidinyl)sulphanilamidate
cas: 1037-50-9
einecs: 213-859-3
formula: c12h13n4nao4s
molecular weight: 332.31
structure formula:
name: sulfadimethoxine sodium 98% up cas no.:1037-50-9 |
||
tests |
specification |
results |
description |
white or off-white powder |
passed |
identification |
positive (a)a yellow color is produced (b)hplc method (c)(i) the solution tums yellow (ii)ared-ornage precipitnet isformed |
passed |
appearance of solution |
clear |
passed |
ph value- 5% |
8.0-9.5 |
9.49 |
loss on drying |
≤5.0% |
2.89% |
heavy metals |
≤20ppm |
<20ppm |
assay(hplc) (on the anhydrous basis) |
98.0~102.0% |
99.20% |
conclusion: corresponds to usp30 |