49541 Results for: "Odczynniki+do+ekstrakcji+bia\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\u0142&pageNo=8"

Supplier: Merck Millipore (Calbiochem‎)

OmniPur TES useful in pH range 6.8-8.2 1 * 1 kg

Supplier: Thermo Fisher Scientific

PETG bottle with HDPE screw closure.

Supplier: VWR Collection

Screw neck vials with flat bottom made from clear borosilicate glass.

Supplier: VWR Collection

Square PETG bottles are ideal for storage of media, laboratory reagents and biological buffers up to −70 °C. Eliminate washing, depyrogenation and autoclaving steps with sterile and non-pyrogenic.

Supplier: Quantabio

Q PCR instrument tubes and caps (20 racks × 48 tubes )

Supplier: VWR Collection

PET, virgin, food grade with PP caps.

Supplier: VWR Chemicals

These standards can be used for calibration, control, verification, qualification or method validation of kinematic and dynamic viscosity measurement instruments (both manual and automatic). Each standard is certified for kinematic viscosity (mm²/s, cSt), dynamic viscosity (cP) and density (g/ml) at a range of temperatures.

Supplier: VWR Chemicals

Sodium hydroxide ≥98%, pellets, GPR RECTAPUR®

Supplier: VWR Chemicals

Nitric acid 68%, AnalaR NORMAPUR® analytical reagent

Supplier: VWR Chemicals

Cobalt(II) nitrate hexahydrate ≥98%, GPR RECTAPUR®

Supplier: VWR Chemicals

Sodium hydrogen carbonate ≥98%, TECHNICAL

Supplier: VWR Chemicals

Potassium hydroxide ≥85%, pellets, GPR RECTAPUR®

Supplier: VWR Chemicals

(±)-1-Methoxy-2-propanol ≥98%, GPR RECTAPUR®

Supplier: VWR Chemicals

Sodium acetate ≥98%, GPR RECTAPUR®

Supplier: VWR Chemicals

Chloroform ≥98% stabilised, TECHNICAL

Supplier: MACHEREY-NAGEL

These products are simple, completely impregnated indicator papers, which do not allow exact pH determinations, but pH adjustments during special chemical procedures. For this reason, no colour scale is provided with these papers.

Supplier: Thermo Fisher Scientific

LDPE, translucent with PP screw cap.

Supplier: DWK Life Sciences

DURAN®, borosilicate glass 3.3, clear.

Supplier: VWR Collection

Sturdy, temperature resistant bags, ideal for disposing of non hazardous waste or hazardous waste that must first be autoclaved. 

Supplier: MULTIROIR

White polyethylene bins designed for laboratory environments. Smooth walls and rounded edges for easy, hygienic cleaning. Sturdy, stackable and available in three sizes. Suitable for intensive professional use.

Supplier: KIMA SAS DI CHIARIN RENZO

CONTAINER URINE 3L PE W/EVACUATION STRAW 1 * 18 items

Supplier: VWR Collection

Vial Racks are ideal for storage and transportation of vials.

Supplier: Saint Gobain Life Sciences

Can be used to provide a stable support for round-bottomed flasks and other containers with curved bases. Reversible. Non-slip, soft, stackable and easy to clean. Silicone, blue.

Supplier: Avantor

Vydac TP was the first range of wide pore media phases developed in the Vydac range and became the industry standard for peptide and protein separations. The large pores of the 300 Å TP silica give polypeptide molecules complete access to the interior of the silica pores.

Supplier: Merck

1,10-Diaza-18-crown-6 (1,4,10,13-tetraoxa-7,16-diazacyclooctadecane kryptofix® 22) for synthesis, Sigma-Aldrich®

Supplier: KNF

Single- or dual-headed, dry running diaphragm pumps for a wide variety of applications in laboratories. They transfer and evacuate without affecting the media, i.e. media remains uncontaminated. The pump includes a PTFE-coated diaphragm with patented tension optimisation, which allows the pump to be smaller and prolongs the service life of the diaphragm, it is ideal for aggressive/corrosive gases and vapors.

Supplier: Merck

Orthophosphoric acid 85% ≥85%, Suprapur® for trace analysis, Supelco®

Supplier: Texwipe

Swab series made from the cleanest microdenier material, 100% polyester, nylon-free. The complete thermal bond construction eliminates adhesive contamination.

Supplier: Merck

Complex base/Sodium tert-butylate-Sodium amide (0.8 molar suspension in tetrahydrofurane) for synthesis 1 * 50 mL

Supplier: DEUTSCH NEUMANN

These stoppers are biologically inert and transparent.