Acetonitrile per UHPLC-MS litri 1 (min. 99,9%)

Prodotto acquistabile solo da aziende con partita IVA

CH3CN

M = 41,05 g/mol

CAS [75-05-8]

EC number: 200-835-2

Taric code: 2926 90 95

assay (G.C.)........................................................min. 99,9 %

identity (IR-spectrum)..........................................passes test

density (20º/4º)....................................................0,779 - 0,783

acidity.................................................................. max. 0,0002 meq/g

aluminium (Al)..................................................... max. 25 ppb

barium (Ba)......................................................... max. 5 ppb

cadmium (Cd)..................................................... max. 5 ppb

calcium (Ca)........................................................max. 25 ppb

chromium (Cr)..................................................... max. 5 ppb

cobalt (Co).......................................................... max. 5 ppb

copper (Cu)......................................................... max. 5 ppb

iron (Fe).............................................................. max. 5 ppb

lead (Pb)............................................................. max. 5 ppb

magnesium (Mg)................................................. max. 10 ppb

manganese (Mn).................................................max. 5 ppb

nickel (Ni)............................................................ max. 5 ppb

potassium (K)......................................................max. 10 ppb

silver (Ag)............................................................ max. 5 ppb

sodium (Na)........................................................ max. 50 ppb

tin (Sn)................................................................ max. 5 ppb

zinc (Zn).............................................................. max. 5 ppb

residue on evaporation....................................... max. 0,0001 %

water (K.F.)......................................................... max. 0,01 %

suitability for use in UHPLC-MS..........................passes test

min. transmission/max. absorbance in a 1,0 cm cell at

wavelength:.........................................................T(%) A (AU)

195 nm................................................................ 80 % 0,097 AU

200 nm................................................................ 95 % 0,022 AU

210 nm................................................................ 97 % 0,013 AU

220 nm................................................................ 98 % 0,009 AU

230 nm................................................................ 99 % 0,004 AU

gradient grade (210 nm)

maximum background absorbance:.................... 0,012 AU

maximum peak absorbance:...............................0,001 AU

gradient grade (254 nm)

maximum peak absorbance:............................... 0,0002 AU

UHPLC-MS test ESI+..........................................max. 5 ppb Reserpin

UHPLC-MS test ESI-.......................................... max. 20 ppb Digoxin

Microfiltered through membranes of pore diameter 0,1 µm