175953 Results for: "Merck"

Supplier: Merck

Ultrafree®-MC centrifugal devices are single-use, disposable PP filters used for removing particulates from aqueous biological solutions. Devices are available with a range of microporous membranes for fast filtration and highly reproducible performance.

Supplier: Merck

These centrifugal filter units can be used for a number of applications: concentration of biological samples containing antigens, antibodies, enzymes, nucleic acids, or microorganisms; purification of macromolecular components found in tissue culture extracts or cell lysates and protein removal prior to HPLC; concentration of dilute or pre-purified proteins from column eluents; desalting, buffer exchange and protein dialysis; size exclusion and protein fractionation.

Supplier: Merck

Pyridine-2,6-dicarboxylic acid for synthesis, Sigma-Aldrich®

Supplier: Merck

Tetrabutylammonium fluoride trihydrate for synthesis, Sigma-Aldrich®

Supplier: Merck

4-Aminobutyric acid for synthesis, Sigma-Aldrich®

Supplier: Merck

MF-Millipore™ filters without Triton® surfactant contain minimum amounts of wetting agent and have a lower water extractable content than standard MF-Millipore™ filters.

Supplier: Merck

The Steriflip® filter unit performs vacuum assisted, closed system ensures sample sterility while enabling fast separation of large volumes of cellular material for efficient recoveries. It also eliminates messy pouring during sample transfer. Filters come in different pore sizes that are ideal for cell isolation.

Supplier: Merck

These PP white filters are designed for general clarification and prefiltration of solvents, deionized water and bioburden reduction.

Supplier: Merck

Durapore® PVDF white membranes provide high flow rates and throughput, low extractables and broad chemical compatibility. Hydrophlic membrane binds far less protein than nylon, nitrocellulose, or PTFE membranes.

Supplier: Merck

Oxalyl dichloride for synthesis, Sigma-Aldrich®

Supplier: Merck

Triclosan for synthesis, Sigma-Aldrich®

Supplier: Merck

Hydrogen peroxide-urea, Sigma-Aldrich®

Supplier: Merck

2-Aminoethyl dihydrogen phosphate for synthesis, Sigma-Aldrich®

Supplier: Merck

Disodium succinate for synthesis, Sigma-Aldrich®

Supplier: Merck

Pyridinium-p-toluenesulphonate, Sigma-Aldrich®

Supplier: Merck

Dimethyl acetal for synthesis, Sigma-Aldrich®

Supplier: Merck

2-Nitrophenol for synthesis, Sigma-Aldrich®

Supplier: Merck

Boron trifluoride - methanol complex 20% in methanol, Sigma-Aldrich®

Supplier: Merck

Isobutyraldehyde for synthesis, Sigma-Aldrich®

Supplier: Merck

Imidazole for synthesis, Sigma-Aldrich®

Supplier: Merck

Filters for sterilising or clarifying biological solutions. The larger filtration area increases flow rate and throughput. It also makes it easier to filter solutions because it reduces the pressure required to empty the syringe.

Supplier: Merck

Filter cartridge, Millipak® Express 40 filter unit, 0,22 µm membrane, non sterile, for particulate and bacteria removal

Supplier: Merck

Polyethylene glycol 3,000 for synthesis, Sigma-Aldrich®

Supplier: Merck

Guanidinium carbonate for synthesis, Sigma-Aldrich®

Supplier: Merck

Cobalt(II) sulphate heptahydrate, EMSURE® for analysis, Supelco®

Supplier: Merck

Ammonium sulphate, EMSURE® ACS, ISO, Reag. Ph. Eur. for analysis, Supelco®

Supplier: Merck

Lead(II) carbonate, EMSURE® ACS for analysis, Supelco®

Supplier: Merck

(±)-2-Methyl-2,4-pentanediol for synthesis, Sigma-Aldrich®

Supplier: Merck

2-Nitrobenzaldehyde for synthesis, Sigma-Aldrich®

Supplier: Merck

Triphenylantimony for synthesis, Sigma-Aldrich®