Water, UHPLC-MS

CAS: 7732-18-5

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Characteristic
Volume : x 2,5 l

- H2O
- M = 18,02 g/mol
- CAS [7732-18-5]
- EINECS-No.: 231-791-2
- Density: 1,00 g/cm3
- Melting point: 0 ºC
- Boiling point: 100 ºC
- Vapour pressure: (20 ºC) 23 hPa
- Dielectric const.: (20 ºC) 80,2
- Tariff number: 2853 00 10 00
- Applications: solvents, analytical chemistry.

SPECIFICATIONS
conductivity (25 °C): max. 1 µS/cm
chlorides (Cl): max. 0,000001 %
fluorides (F): max. 0,000001 %
nitrates (NO3): max. 0,00001 %
sulfates (SO4): max. 0,00001 %
aluminium (Al): max. 10 ppb
barium (Ba): max. 5 ppb
cadmium (Cd): max. 5 ppb
calcium (Ca): max. 20 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. 100 ppb
tin (Sn): max. 5 ppb
zinc (Zn): max. 5 ppb
residue on evaporation: max. 0,0001 %
suitability for use in UHPLC-MS: passes test

wavelength:: T(%) A (AU)
200 nm: 95 % 0,022 AU
230 nm: 99 % 0,004 AU

maximum peak absorbance:: 0,005 AU

maximum peak absorbance:: 0,001 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