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WX0001

Supelco

Water

suitable for LC/MS, OmniSolv®, suitable for SM 4500 - NH3

Synonym(s):

Aqua, Dihydrogen oxide

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About This Item

Linear Formula:
H2O
CAS Number:
Molecular Weight:
18.02
Beilstein:
2050024
MDL number:
UNSPSC Code:
50202301

product name

Water, OmniSolv® LC-MS (change the ID Clarifier to read: for chromatography (LC-MS Grade)OmniSolv®)

Agency

suitable for SM 4500 - NH3

Quality Level

vapor pressure

23 hPa ( 20 °C)

product line

OmniSolv®

form

liquid

shelf life

12 mo. (from manufacture date)

technique(s)

LC/MS: suitable

impurities

≤50 ppb p-nitrophenol (LC/MS)
≤50 ppb reserpine (LC/MS)

evapn. residue

≤1 ppm

refractive index

n20/D 1.34 (lit.)

pH

6.0- 8.0 (25 °C, 77 °F)

bp

100 °C (lit.)

mp

0 °C (lit.)

solubility

water: miscible

density

1.000 g/mL at 3.98 °C (lit.)

UV cutoff

≤190 nm

UV absorption

λ: 200 nm Amax: ≤0.01
λ: 210 nm Amax: ≤0.01
λ: 220 nm Amax: ≤0.01
λ: 230 nm Amax: ≤0.01
λ: 240 nm Amax: ≤0.01
λ: 250 nm Amax: ≤0.005
λ: 270 nm Amax: ≤0.005
λ: 400-280 nm Amax: ≤0.005

application(s)

general analytical

shipped in

ambient

storage temp.

room temp

SMILES string

O

InChI

1S/H2O/h1H2

InChI key

XLYOFNOQVPJJNP-UHFFFAOYSA-N

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General description

Water of OmniSolv® grade is commonly used as a solvent for liquid chromatography-mass spectrometry (LC-MS-MS) analysis and as a rinsing solvent to wash columns.

Application

Water OmniSolv® grade is used as a mobile phase solvent for preparing samples to analyze 4-hydroxynonenal-glutathione by LC-MS/MS.

Preparation Note

Product filtered through a 0.2 μm filter

Analysis Note

Expiration date: Exp 12 months from mfg date
Evaporation residue: 1ppm max
Filtered through 0.2 m filter: To pass test
Fluorescence as quinine at 254 nm: 1ppb max
Fluorescence as quinine at 365 nm: 1ppb max
Gradient at 210 nm: 2mAU max
Gradient at 254 nm: 0.5mAU max
LC/MS Purity (p-nitrophenol): 50ppb max
LC/MS Purity (reserpine): 50ppb max
Metals, suitable for LC/MS: Passes test
UV Abs. at 200 nm: 0.01AU max
UV Abs. at 210 nm: 0.01AU max
UV Abs. at 220 nm: 0.01AU max
UV Abs. at 230 nm: 0.01AU max
UV Abs. at 240 nm: 0.01AU max
UV Abs. at 250 nm: 0.005AU max
UV Abs. at 270 nm: 0.005AU max
UV Abs. at 400-280 nm: 0.005AU max
UV Cut-off: 190nm max

Legal Information

OMNISOLV is a registered trademark of Merck KGaA, Darmstadt, Germany

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Information

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