关东化学LCMS用乙腈:
Purity(GC):min.99.8%
Density(20℃):0.780-0.784g/ml
Refractive index nD20:1.343-1.346
Water:max.0.05%
Non-volatile matter:max.0.001%
Acid(as CH3COOH):max.0.001%
Peroxide(as H2O2):max.5ppm
Gradient test:to pass test
Absorbance (1 cm cell,reference:water)
200nm :0.050
210nm :0.030
220nm :0.015
225nm :0.010
230nm :0.010
240nm~ :0.009
Relative fluorescence intensity :to pass test
Sutability for LC/MS :to pass test