Главная \ н-Гексан для ВЭЖХ (95%) #9304
Магазин
packed 2.5L
Product No 9304 Hexane 95% n-Hexane 'BAKER HPLC ANALYZED' for use in High Performance Liquid Chromatography
|
Test |
Specification |
Actual value |
|
Assay (GC) |
min. 95 % |
98 % |
|
Residue after Evaporation |
max. 2 ppm |
0.4 ppm |
|
Substances Darkened by H2SO4 |
passes test |
passes test |
|
Water (H2O) |
max. 0.01 % |
0.010 % |
|
Ultraviolet Absorbance,(1.00-cm path vs water; curve smooth throughout stated range with no extraneous impurity peaks). |
|
|
|
at 210 nm |
max. 0.2 |
0.1 |
|
at 220 nm |
max. 0.08 |
0.05 |
|
at 254 nm |
max. 0.008 |
< 0.003 |
|
at 280 nm |
max. 0.005 |
< 0.003 |
|
at 350 nm |
max. 0.005 |
< 0.003 |
|
UV Cut-off, nm |
max. 192 |
190 |