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Water for UV, HPLC, ACS

Hydrogen Oxide

Code
361074
CAS
7732-18-5
Molecular Formula
H2O
Molar mass
18.016 g/mol
Melting Point:
0 °C
Boiling Point:
100 °C
Density:
1.000 kg/l
Solubility:
Soluble in ethanol
Physical Description:
liquid
Product Code:
361074
Product Name:
Water for UV, HPLC, ACS
Quality Name:
for UV, HPLC, ACS
Specifications:
Suitability: for gradient acc. to ACS: passes test

Maximum limit of impurities
Non-volatile matter: 0.0003 %
Reducing substance to KMnO4: passes test
Specific conductance at 25°C (Measured during production): 1.0x10-6ohm-1cm-1
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 200 nm: ≥98%
Transmittance at 210 nm: ≥98%
Transmittance at 254 nm: ≥99%
Transmittance at 300-450 nm: ≥99%
Data of interest in HPLC:
Rohrschneider Polarity: 10.2
For critical jobs, purge with nitrogen.
Microfiltered product (0.2 μm) and bottled under nitrogen atmosphere.
WGK:
nwg
Storage:
Room Temperature.
Master Name:
Water
Synonyms Long Text:
Hydrogen Oxide
EINECS:
231-791-2
CS:
28539010
Download TDS file for complete specifications