Du sökte efter: Standarder för kromatografi

Frequently used for calibration, the chromatography standards have a known concentration to test separating equipment for performance faults. Analytical equipment error would impact the dependability of retention time, purity, molecular weight, and compound identification conclusions. Improving data quality, the substances allow personnel to plot analyte signal ratios and obtain concentrations from a calibration curve. Chromatography standards verify instruments are suitable for intended ion exchange, gel filtration, and hydrophobic interaction procedures.

Frequently used for calibration, the chromatography standards have a known concentration to test separating equipment for performance faults. Analytical equipment error would impact the dependability of retention time, purity, molecular weight, and compound identification conclusions. Improving data quality, the substances allow personnel to plot analyte signal ratios and obtain concentrations from a calibration curve. Chromatography standards verify instruments are suitable for intended ion exchange, gel filtration, and hydrophobic interaction procedures.


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Beskrivning: Standard for GC, Grob test mixture (modified) in n-hexane<i>, </i>Composition: (in mg/ml) n-decane (~2,8), n-undecane (~2,9), n-octanol (~3,6), 2,6‑dimethylphenol (~3,2), 2,6-dimethylaniline (~3,2), methyl decanoate (~4,2), dicyclohexylamine (~3,1), methyl undecanoate (~4,2), methyl dodecanoate (~4,1)
Artikel nummer : MANA722310
UOM: 1 * 1 mL
Leverantör: MACHEREY-NAGEL


Beskrivning: Standard for GC, Haloform test mixture in<i> </i>n-pentane (qualitative), Composition: 9 halogenated hydrocarbons acc. to German drinking water specifications (in ng/ml): dichloromethane (795), trichloromethane (75), 1,1,1-trichloroethane (67), tetrachloromethane (80), trichloroethene (73), bromodichloromethane (100), dibromochloromethane (122), tetrachloroethene (81), tribromomethane (145)
Artikel nummer : MANA722311
UOM: 1 * 1 KIT
Leverantör: MACHEREY-NAGEL


Beskrivning: Standard for GC, BTX test mixture in methanol, Composition: 10 ng/µl each of benzene, ethylbenzene, toluene, m-, o-, p-xylene
Artikel nummer : MANA722372
UOM: 1 * 1 KIT
Leverantör: MACHEREY-NAGEL

Certifikat


Beskrivning: DSC Standard, Calibration reference material, zinc, transition point 419,47 °C, Diamond™
Artikel nummer : PERC03190036
UOM: 1 * 1 Items
Leverantör: PerkinElmer


Beskrivning: DSC Standard, Calibration reference material, lead, transition point 327,47 °C, Diamond™
Artikel nummer : PERC03190035
UOM: 1 * 1 Items
Leverantör: PerkinElmer


Beskrivning: DSC Standard, Calibration reference material, tin, transition point 231,88 °C, Diamond™
Artikel nummer : PERC03190034
UOM: 1 * 1 Items
Leverantör: PerkinElmer


Beskrivning: DSC Standard, Reference material, Nickel, Diamond™
Artikel nummer : PERCN5190869
UOM: 1 * 1 Items
Leverantör: PerkinElmer


Beskrivning: DSC Standard, Reference material, Alumel, Diamond™
Artikel nummer : PERC09988015
UOM: 1 * 1 Items
Leverantör: PerkinElmer


Beskrivning: DSC Standard, Calibration reference material, indium, transition point 156,60 °C, Diamond™
Artikel nummer : PERC03190033
UOM: 1 * 1 Items
Leverantör: PerkinElmer


Beskrivning: DSC Standard, Reference material, Perkalloy, Diamond™
Artikel nummer : PERCN5190616
UOM: 1 * 1 Items
Leverantör: PerkinElmer


Beskrivning: Standard for Liqid Chromatography, Monoethanolamine 1000 mg/l in water
Artikel nummer : ACSDH040.W.L5
UOM: 1 * 500 mL
Leverantör: CPACHEM

Certifikat


Beskrivning: Standard for Liqid Chromatography, Monomethylamine 1000 mg/l in water
Artikel nummer : ACSDH041.W.L1
UOM: 1 * 100 mL
Leverantör: CPACHEM


Beskrivning: Standard for Liqid Chromatography, Monoethanolamine 1000 mg/l in water
Artikel nummer : ACSDH040.W.L1
UOM: 1 * 100 mL
Leverantör: CPACHEM


Beskrivning: Standard for Liqid Chromatography, Monoethanolamine 1000 mg/l in water
Artikel nummer : ACSDH040.W.L25
UOM: 1 * 250 mL
Leverantör: CPACHEM


Beskrivning: Standard for Liqid Chromatography, Monomethylamine 1000 mg/l in water
Artikel nummer : ACSDH041.W.L25
UOM: 1 * 250 mL
Leverantör: CPACHEM

Certifikat


Beskrivning: Standard for Liqid Chromatography, Monomethylamine 1000 mg/l in water
Artikel nummer : ACSDH041.W.L5
UOM: 1 * 500 mL
Leverantör: CPACHEM

Certifikat