CH4O
Methanol absolute ULC/MS - CC/SFC
ULC/MS grade absolute methanol from Biosolve. Its high purity and high UV-transmission ensures reproducibility and offers the best protection for your columns and detectors.
Main characteristics
M | 32.04 |
---|
D | 0.791 |
---|
b.p | 64.7 °C |
---|
m.p | -98 °C |
---|
Product specificities
Appearance | Clear colorless liquid |
---|
Color (APHA, Pt-Co) | max. 5 |
---|
Assay (GC, on anhydrous basis) | min. 99.98% |
---|
Residue after evaporation | max. 0.0001%w/w |
---|
Water (KF) | max. 0.03%w/w |
---|
Acidity (as Acetic acid) | max. 0.002% |
---|
Alkalinity (as Ammonia) | max. 0.0001% |
---|
UHPLC/MS/ESI+ (as Reserpine) | max. 6ppb |
---|
H.Peak by PDAD 220-400nm | max. 0.004AU |
---|
Grad. elution H.Peak at 220nm | max. 0.004AU |
---|
Grad. elution drift at 220nm | max. 0.05AU |
---|
Grad. elution H.Peak at 235nm | max. 0.002AU |
---|
Grad. elution drift at 235nm | max. 0.015AU |
---|
F254nm (as Quinine) | max. 0.5ppb |
---|
F365nm (as Quinine) | max. 0.3ppb |
---|
T210nm | min. 40% |
---|
T220nm | min. 65% |
---|
T230nm | min. 80% |
---|
T260nm | min. 98% |
---|
Ag (Silver) | max. 50ppb |
---|
Al (Aluminum) | max. 20ppb |
---|
Ba (Barium) | max. 50ppb |
---|
Bi (Bismuth) | max. 50ppb |
---|
Ca (Calcium) | max. 50ppb |
---|
Cd (Cadmium) | max. 50ppb |
---|
Co (Cobalt) | max. 20ppb |
---|
Cr (Chromium) | max. 20ppb |
---|
Cu (Copper) | max. 20ppb |
---|
Fe (Iron) | max. 20ppb |
---|
K (Potassium) | max. 50ppb |
---|
Li (Lithium) | max. 50ppb |
---|
Mg (Magnesium) | max. 20ppb |
---|
Mn (Manganese) | max. 20ppb |
---|
Mo (Molybdenum) | max. 50ppb |
---|
Na (Sodium) | max. 50ppb |
---|
Ni (Nickel) | max. 20ppb |
---|
Pb (lead) | max. 20ppb |
---|
Sn (Tin) | max. 50ppb |
---|
Sr (Strontium) | max. 50ppb |
---|
Zn (Zinc) | max. 50ppb |
---|