This item is packaged in an amber glass bottle.
34877
Agua
HPLC Plus, suitable for HPLC, suitable for SM 4500 - NH3
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About This Item
Fórmula lineal:
H2O
Número de CAS:
Peso molecular:
18.02
Beilstein/REAXYS Number:
2050024
EC Number:
MDL number:
UNSPSC Code:
41116105
PubChem Substance ID:
NACRES:
NA.21
grade:
HPLC Plus
technique(s):
HPLC: suitable
bp:
100 °C (lit.)
vapor pressure:
3 mmHg
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Nombre del producto
Agua, HPLC Plus
grade
HPLC Plus
Quality Level
agency
suitable for SM 4500 - NH3
vapor density
<1 (vs air)
vapor pressure
3 mmHg
form
liquid
shelf life
limited shelf life, expiry date on the label
technique(s)
HPLC: suitable
impurities
≤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.)
anion traces
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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General description
El agua de calidad HPLC Plus es útil para la elución en gradiente (cromatografía líquida de ultraalta presión) y estudios de HPLC.
Application
El agua se ha utilizado en los estudios siguientes:
- Para preparar disoluciones de ácido clorhídrico diluido requeridas para la preparación de disoluciones patrón de aminoácidos.[1]
- En la etapa de extracción de la muestra durante el análisis mediante cromatografía de gases y espectrofotometría de masas (GC-MS) de aminoácidos libres (FAA) y combinados (CAA) en muestras en aerosol.[1]
- Preparación de productos de digestión con tripsina de muestras proteicas estándar y de muestras de leche.[2]
- Preparación de C60-aminopropilsílice.[2]
Preparation Note
Producto filtrado a través de un filtro de 0,2 μm
Other Notes
Aviso importante
- El artículo de referencia 34877-4X2.5L será descatalogado. Pida la botella 34877-2.5L que es físicamente idéntica con las mismas especificaciones exactas.
Storage Class
12 - Non Combustible Liquids
wgk_germany
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
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Does this reagent come in an amber glass container, or in a plastic container? I would use it for researching phthalates, and the container it comes in needs to be free of this plastic contaminant. Thanks in advance
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