You searched for: Chromatography Standards

Supplier: VWR Chemicals

Stabilised with BHT (2,6-Di-tert-butyl-p-cresol, 2,6-Di-tert-butyl-4-methylphenol, Ionol) 20 ppm. A secondary GC solvent reference standard for various chromatographic and analytical applications.

Supplier: PerkinElmer

Standard for GC, Benzidines mix

Supplier: CPACHEM

Standard for Liqid Chromatography, Monoethanolamine 1000 mg/l in water

Supplier: Thermo Fisher Scientific

The Pierce mixture enables reversed phase liquid chromatography (LC) and mass spectrometry (LC-MS) users to optimise and confirm correct operation of their equipment.

Supplier: Agilent

Standard for Liqid Chromatography, OQ/PV sample for dissolution test, 150 mg/l, caffeine in water, 500 ml

Supplier: TOSOH Bioscience

These standards consists of bulk quantities of polystyrene and polyethylene oxide standards of varying molar mass and pre-mixed quantities of polystyrene polymers for calibration of GPC columns.

Supplier: Restek

Linear detector responses to concentration variations are an important part of operation qualification (OQ) for LC instruments. Kit of five aqueous solutions of caffeine can be used to generate simple plots of UV response versus concentration.

Supplier: Restek

Standard for Liqid Chromatography, LC OQ standards kit

Supplier: Restek

Standard for Liqid Chromatography, LC OQ standards kit (acetone)

Supplier: PerkinElmer

HPLC Standard, Universal test mix for Reversed-phase, 5 ml

Supplier: MACHEREY-NAGEL

These test mixtures are used for controlling the performance of fused silica capillary columns and the GC system.

Supplier: PerkinElmer

This test film is an easy-to-use standard to check frequency, accuracy and any changes.

Supplier: PerkinElmer

DSC Standard, Reference material, Perkalloy, Diamond™

Supplier: Restek

FID performance evaluation standard contains three components such as (C14) n-Tetradecane (629-59-4), (C15) n-Pentadecane (629-62-9) and (C16) n-Hexadecane (544-76-3).

Supplier: Restek

Highly effective for characterising LC column parameters and tested against the NIST 870 standard.

Supplier: Agilent

OQ/PV headspace sample standard contains 0,2 to 0,3% t-butyl disulphide, 1,2-dichlorobenzene, and nitrobenzene in ethanol.

Supplier: Restek

Erbium perchlorate, 14017-55-1

Supplier: Agilent

Size Exclusion Standard, AdvanceBio SEC 300Å Protein Standard, lyophilized, 1.5 mL

Supplier: Restek

This carbohydrate LC performance check mix consist of five components which performance qualification (PQ) determines the precision of the LC system.

Supplier: Restek

Certified reference materials (CRMs) manufactured and QC-tested in ISO-accredited labs.

Supplier: Restek

The mix consists of (C9:0) methyl nonanoate, (C13) n-tridecane, (C15) n-pentadecane, acenaphthylene, 4-chlorophenol, 1,6-hexanediol, 4-propylaniline and 1-undecanol.

Supplier: Agilent

GC column test standards contains components that test the column for resolution characteristics, efficiency and inertness.

Supplier: Agilent

AdvanceBio SEC Protein Standards are uniquely designed for AdvanceBio SEC columns. The standards are manufactured from a select group of proteins and peptides optimized to deliver accurate, precise quantitation for mAb aggregation and protein analysis.

Supplier: VARIAN

The EasiCal system for organic solvents consists of two different combs, each with ten detachable spatulas supporting a mixture of five polymer standards with MWs selected to provide equidistant calibration points for greater accuracy.

Supplier: Restek

Pesticide analysis is fast and simple using QuEChERS methods. Use these cost-effective QuEChERS standards for even greaterlab efficiency. Standards are compatible with all major methods, including mini-multiresidue, AOAC, and European procedures.

Supplier: Agilent

Standard for GC, MIDI system calibration standard

Supplier: VARIAN

These hydrophilic polymers are suitable for both aqueous SEC and organic GPC using the majority of polar organic solvents. The two types are chemically similar that can be used together across a wider molecular weight range with aqueous and organic polymers.

Supplier: Restek

This test mix for NPI-350 column contains: (C9:0 FAME) Methyl nonanoate (1731-84-6); (C13) n-Tridecane (629-50-5); (C15) n-Pentadecane (629-62-9); Acenaphthylene (208-96-8); 4-Chlorophenol (106-48-9); 1,6-Hexanediol (629-11-8); 4-Propylaniline (2696-84-6); 1-Undecanol (112-42-5).

Supplier: Restek

The amine column test mix consists of (C10) decane (0,60 mg/ml), (C12) dodecane (0.60 mg/ml, 1,2-butanediol (0.60 mg/ml), diethanolamine (DEA) (1.20 mg/ml), diethylenetriamine (1.20 mg/ml), 2,6-dimethylaniline (0.60 mg/ml), 2-nonanol (0.60 mg/ml), pyridine(0.60 mg/ml).

Supplier: Agilent

Isocratic standard, 0,5 ml ampoule