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About This Item
Linear Formula:
H2O
CAS Number:
Molecular Weight:
18.02
Beilstein:
2050024
EC Number:
MDL number:
UNSPSC 코드:
41116105
PubChem Substance ID:
NACRES:
NA.21
Grade:
HPLC Plus
Bp:
100 °C (lit.)
Vapor pressure:
3 mmHg
Product Name
Water, HPLC Plus
Grade
HPLC Plus
Quality Level
Agency
suitable for SM 4500 - NH3
vapor density
<1 (vs air)
vapor pressure
3 mmHg
양식
liquid
유통기한
limited shelf life, expiry date on the label
기술
HPLC: suitable
불순물
≤0.0003% non-volatile matter
≤1 ppb fluorescence (quinine) at 254 nm
≤1 ppb fluorescence (quinine) at 365 nm
refractive index
n20/D 1.34 (lit.)
pH
6.0-8.0 (25 °C)
bp
100 °C (lit.)
mp
0 °C (lit.)
density
1.000 g/mL at 3.98 °C (lit.)
음이온 미량물
chloride (Cl-): ≤0.1 mg/kg
fluoride (F-): ≤0.1 mg/kg
nitrate (NO3-): ≤0.1 mg/kg
sulfate (SO42-): ≤0.1 mg/kg
HPLC-gradient
≤1 mAU at 254 nm
≤5 mAU at 210 nm
SMILES string
O
InChI
1S/H2O/h1H2
InChI key
XLYOFNOQVPJJNP-UHFFFAOYSA-N
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일반 설명
HPLC Plus grade water is useful for the UHPLC (Ultra-High Pressure Liquid Chromatography) gradient elution and HPLC studies.
애플리케이션
Water has been used in the following studies:
- To prepare the diluted hydrochloric acid solutions required for the preparation of standard solutions of amino acid.
- In the sample extraction step during the gas chromatography mass spectrometric (GC-MS) analysis of free (FAA) and combined amino acids (CAA) in aerosol samples.
- Preparation of tryptic digests from the standard protein samples and milk digests from milk samples.
- Preparation of C60-aminopropylsilica.
포장
M-Bottle for Solvents
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As a global leader in lab reagents, we are constantly looking for new ways to optimize the safety of our products. The newly developed 4L solvent bottle design features advanced sealing technology that eliminates leaks to make the handling of solvents safer and more convenient than ever before.
See all the new features here!
제조 메모
Product filtered through a 0.2 μm filter
기타 정보
Important notice
- The article number 34877-4X2.5L will be discontinued. Please order the single bottle 34877-2.5L which is physically identical with the same exact specifications.
Storage Class Code
12 - Non Combustible Liquids
WGK
nwg
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
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