85622-93-1 Temozolomide Temozolomide MANUFACTURER
Temozolomide Supplier
CAS:85622-93-1
Purity: 99% min
Appearance: White or light yellow powder
escription |
A White to off wihte cystalline powder ;odorless;tasted bitter |
A White to off wihte cystalline powder; odorless; tasted bitter |
|
Identification |
A.IR |
Conform to reference Standard |
Conforms |
|
B.Chemical Property |
Dissolve 0.1g the sample with 10 ml water,add 5ml dinitro-phenyl-hydrazine,should have marron precipitate |
Positive |
|
C.HPLC |
HPLC Rt of sample is the same as Working Standard |
Conforms |
Loss on Drying |
≤1.0% |
0.45% |
|
Residual on ignition |
≤0.10% |
0.06% |
|
Heavy metals |
≤0.002% |
Complies |
|
Impurity By HPLC Any impurity(Max) Total impurities |
≤0.1% ≤0.3% |
≤0.04% ≤0.09% |
|
Residual solvents Ethyl acetate Acetone DMSO |
≤0.5% ≤0.5% ≤0.5% |
Complies Complies Complies |
|
Assay(HPLC) |
98.50~102.00% |
99.35% |
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