Acetonitrile per LC-MS litri 2,5 (min. 99,9%)

Prodotto acquistabile solo da aziende con partita IVA

Acetonitrile for LC-MS

Cyanomethane, Ethanenitrile, Methyl Cyanide

Minimum assay (G.C.): 99.9%

Code 701881

CAS 75-05-8

Molecular Formula CH3CN

Molar mass 41.05 g/mol

Melting Point: -48 °C

Boiling Point: 80 - 82 °C

Density: 0.781 kg/l

Refractive Index: 20/D 1.344

Physical Description: liquid

Product Code: 701881

Product Name: Acetonitrile for LC-MS

Quality Name: for LC-MS

Specifications: Minimum assay (G.C.): 99.9%

Identity: IR passes test

Density 20/4: 0.779-0.783

Suitability: for LC-MS: passes test

Maximum limit of impurities

APHA colour: 10

Acidity: 0.0003 meq/g

Alkalinity: 0.0001 meq/g

Non-volatile matter: 0.0001 %

Base line drift (210 nm): 10 mUA

Water (H2O): 0.01 %

Gradient at 210 nm: 1 mUA

Gradient at 254 nm: 0.2 mUA

Fluorescence at 254 nm (as quinine): 1 ppb

Fluorescence at 365 nm (as quinine): 0.5 ppb

UV Spectrum (1cm cell; Ref.: water):

Transmittance at 190 nm: ≥30%

Transmittance at 193 nm: ≥60%

Transmittance at 195 nm: ≥80%

Transmittance at 200 nm: ≥90%

Transmittance at 230-400 nm: ≥98%

Metals [in mg/Kg (ppm)]

Ag: 0.05

Al: 0.5

Ba: 0.1

Ca: 0.05

Cd: 0.05

Co: 0.02

Cr: 0.02

Cu: 0.02

Fe: 0.1

K: 0.1

Mg: 0.1

Mn: 0.02

Na: 0.1

Ni: 0.02

Pb: 0.1

Sn: 0.1

Zn: 0.1

Microfiltered product (0.2 μm) and bottled under nitrogen atmosphere.