7478 výsledků pro: "VWR Chemicals"

Supplier: VWR Chemicals

2-Methylpentan mixture of isomers ≥97.0% (mixture of isomers), HiPerSolv CHROMANORM® for HPLC

Supplier: VWR Chemicals

Chlorid hořečnatý hexahydrát 98.0-101.0% USP, Ph. Eur., BP

Supplier: VWR Chemicals

Chloroform-D1 (99.8% D) for NMR spectroscopy

Supplier: VWR Chemicals

250 ml láhev s uzávěrem se septem a šesti oddělenými body vpichu

Supplier: VWR Chemicals

Indicator Papers, Lead (II) acetate paper, strips, Plastic bottle

Supplier: VWR Chemicals

Tymol Ph. Eur.

Supplier: VWR Chemicals

Nuclease-free water treated with diethylpyrocarbonate (DEPC) for nucleic acid applications.

Supplier: VWR Chemicals

Uhličitan draselný, anhydrous ≥99% ACS

Supplier: VWR Chemicals

Ultrapure water, free of endonuclease-, nicking-, and exonuclease activity, free of human DNA.

Supplier: VWR Chemicals

These DNA loading dyes are used to load DNA samples to agarose or SDS DNA gels for gel electrophoresis.

Supplier: VWR Chemicals

Sterile liquid paraffin is mostly used in microbiology as a vehicle to improve the anaerobic culture media as: O / F, decarboxylase medium, MIO, etc. Typically the product (approx 2 ml) is aseptically dispensed on the surface of the sterile culture medium in a culture tube.

Supplier: VWR Chemicals

Octan horečnatý tetrahydrát 98.0-102.0%, AnalaR NORMAPUR®

Supplier: VWR Chemicals

Standardy - olovo, 1000 mg/l, VWR® AVS TITRINORM, Vést, Matrice: 2% HNO₃, Aplikace: Standardy AAS

Supplier: VWR Chemicals

Standardy - křemík, 1000 mg/L, VWR® AVS TITRINORM, Silicon, Matrice: H₂O, Aplikace: Standardy AAS

Supplier: VWR Chemicals

Kyselina citronová, anhydrous ≥99.5%, powder, GPR RECTAPUR®

Supplier: VWR Chemicals

Confirmative test for coagulase-positive Staphylococcus.

Supplier: VWR Chemicals

Culture media for sterility tests, diluents for the homogenisation of samples for the microbiological examination and rinsing fluids for membrane filtration methods.

Supplier: VWR Chemicals

peqGOLD DNA ladder 100 bp plus is ideal for size determination in the range of 100 to 3000 base pairs. There are no unspecific bands besides the fragments described. 1000 and 500 bp bands have a higher DNA content and serve as a size reference.

Supplier: VWR Chemicals

Fenolftalein, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. indicator

Supplier: VWR Chemicals

methylová červeň, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. C.I. 13020

Supplier: VWR Chemicals

Surface and liquid flexible slides for simple and effective microbiological monitoring and hygiene testing of surfaces and fluids.

Supplier: VWR Chemicals

Potassium pyroantimonate ≥99.0%, AnalaR NORMAPUR® analytical reagent

Supplier: VWR Chemicals

Síran hořečnatý heptahydrát USP, Ph. Eur., BP

Supplier: VWR Chemicals

Nitromethan ≥98%, GPR RECTAPUR®

Supplier: VWR Chemicals

Octan draselný 99.0-101.0% Ph. Eur.

Supplier: VWR Chemicals

Síran amonný ≥99.0% Reag. Ph. Eur.

Supplier: VWR Chemicals

Manganistan draselný 0.002 mol/l (0.01 N) in aqueous solution

Supplier: VWR Chemicals

White drum taps made of HDPE, with screw thread.

Supplier: VWR Chemicals

Ethidium bromide solution is a fluorescent stain for visualising nucleic acids in solution or in electrophoresis gels. The solution is provided at a concentration of 0,625 mg/ml. A final working concentration of 0,5 g/ml is easily obtained by adding one drop of solution to 50 ml of molten agarose, running buffer or staining buffer. Ethidium bromide solution in dropper bottles may be stored at room temperature for up to one year.

Supplier: VWR Chemicals

137 mM sodium chloride, 2,7 mM potassium chloride, 12 mM phosphate buffer