Methanol
UV-HPLC-gradient grade
CH3OH M.=32.04
CAS No. 67-56-1
1l ~ 0.792kg 1kg ~ 1.263l
Minimum assay (GC) 99.9%
Density at 20/4 0.791 ~ 0.792
MAXIMUM LIMIT OF IMPURITIES
APHA colour 10
Insoluble matter in H2O p/t.
Non-volatile matter 0.0005%
Acidity 0.0002 meq/g
Alkalinity 0.0002 meq/g
Water (H2O) 0.05%
Gradient Elution Test
at 254 nm 2 mAU
UV Spectrum (1 cm cell; Ref.: water)
λ (nm) T (%)
205 (Cut off)10
220 56
240 79
250 95
280 98
400 98
Fluorescence background passes test
最有帮助的评价(0)
暂时还没有任何用户评论-