4075 Results for: "VWR Chemicals"

Supplier: VWR Chemicals

Thioacetamide 4% in aqueous solution Reag. Ph. Eur. 1089602

Supplier: VWR Chemicals

Sulphuric acid 90% ≥90% for milk analysis

Supplier: VWR Chemicals

Lactate standard solution, 1000 mg/l, VWR®, Contents: CH₃CH(OH)COONa in H₂O, Application: Ion chromatography standards

Supplier: VWR Chemicals

Ready to use culture media for microbiological test requirements in the food industry, water, environmental control and in the pharmaceutical industry. The range is manufactured from high quality raw materials. All the culture media are manufactured using selected dehydrated bases, and comply with various standards. All media are produced using the latest technology and are subject to strict quality controls carried out by qualified microbiologists.

Supplier: VWR Chemicals

Sodium hydroxide 30% (w/w) in aqueous solution, AnalaR NORMAPUR® analytical reagent

Supplier: VWR Chemicals

The VWR® range of secondary reference standards offers extraordinary purity and homogeneity, and are perfectly suited for the verification factors for volumetric solutions.

Supplier: VWR Chemicals

VWR® offers a complete range of products for the determination of the hydrocarbon oil index (HOI) in accordance with EN ISO 9377-2 (DIN H53).

Supplier: VWR Chemicals

Crystal violet solution Reag. Ph. Eur. 1022901

Supplier: VWR Chemicals

Ni in HNO₃ 2 to 5%.

Supplier: VWR Chemicals

Formic acid 99 - 100% 99-100%, AnalaR NORMAPUR® Reag. Ph. Eur., ACS analytical reagent

Supplier: VWR Chemicals

Water, GPR RECTAPUR®

Supplier: VWR Chemicals

N-Methyl-2-pyrrolidone (NMP) ≥99.5% for peptide synthesis

Supplier: VWR Chemicals

di-Ammonium oxalate monohydrate ≥99%, GPR RECTAPUR®

Supplier: VWR Chemicals

Tin Standard, 10 ppm, VWR® ARISTAR®, Tin, Matrix: 1% HNO₃, Application: ICP-MS standards

Supplier: VWR Chemicals

Surface sampling sponges in two forms: Dry sponge sterile sampling bag with write-on strip, containing a dry, biocide-free cellulose sponge, or wet sponge sterile sampling bag, with a foil-sealed, pre-moistened cellulose sponge, and 10 ml of sterile neutralising buffer.

Supplier: VWR Chemicals

Ytterbium Standard, 10 ppm, VWR® ARISTAR®, Ytterbium, Matrix: 2% HNO₃, Application: ICP-MS standards

Supplier: VWR Chemicals

Methanol ≥98.5%, TECHNICAL

Supplier: VWR Chemicals

Zinc sulphate heptahydrate USP, Ph. Eur.

Supplier: VWR Chemicals

1-Butanol ≥98.5%, GPR RECTAPUR®

Supplier: VWR Chemicals

Distillation Certified Reference Materials are for the verification of laboratory instruments used in testing petroleum and derivative products for distillation at atmospheric pressure according to ASTM D86, IP 123, ISO 3405 and other such equivalent international methodology.

Supplier: VWR Chemicals

Acetonitrile ≥99.9%, HiPerSolv CHROMANORM® for preparative HPLC

Supplier: VWR Chemicals

NO₃ in H₂O.

Supplier: VWR Chemicals

Perlite is a material that looks like granules or powder and is white in colour. It is a volcanic silica sand containing water that is industrially expanded by heat treatment (1200°C). It is composed of silica, alumina, iron oxide, titanium oxide, lime, magnesia, sodium oxide and potassium. It has a very high water retention capacity (4-5 times its weight) and is pH neutral (pH 7 to 7,2).

Supplier: VWR Chemicals

Phosphate standard solution, 1000 mg/l, VWR®, Contents: NH₄H₂PO₄ in H₂O, Application: Ion chromatography standards

Supplier: VWR Chemicals

Fe in HNO₃ 2 to 5%.

Supplier: VWR Chemicals

Copper Standard, 1000 mg/L, VWR® AVS TITRINORM, Copper, Matrix: 2% HNO₃, Application: AAS standards

Supplier: VWR Chemicals

Thioacetamide reagent I + II Reag. Ph. Eur. 1089601

Supplier: VWR Chemicals

Magnesium Standard, 1000 mg/L, VWR®, Magnesium, Matrix: 2% HNO₃, Application: AAS standards

Supplier: VWR Chemicals

Copper(II) nitrate hemipentahydrate ≥97%, TECHNICAL

Supplier: VWR Chemicals

Nuclei stain used for general animal histology. Also used as a pH indicator: goes from red to yellow over a range of 0.0 to 1.0, and light yellow to violet over a range of 5.0 to 6.0.