4419 Results for: "VWR Chemicals"

Supplier: VWR Chemicals

L-Cystine dihydrochloride 98.0-102.0% for biopharmaceutical production

Supplier: VWR Chemicals

Our silica gel orange/green is used where products need to be protected from humidity during storage and transportation. The colour changes from orange to dark green when saturated.

Supplier: VWR Chemicals

A standard mixture, typically used for food testing, containing the following components: 100 ug/ml each of Alanycarb [CAS:83130-01-2] ; Aldicarb [CAS:116-06-3] ; Aldicarb-sulfone [CAS:1646-88-4] ; Aldicarb-sulfoxide [CAS:1646-87-3] ; Benfuracarb [CAS:82560-54-1] ; Butocarboxim [CAS:34681-10-2] ; Butocarboxim-sulfone [CAS:34681-23-7] ; Ethiofencarb [CAS:29973-13-5] ; Furathiocarb [CAS:65907-30-4] ; Methabenzthiazuron [CAS:18691-97-9] ; Methiocarb [CAS:2032-65-7] ; Methomyl [CAS:16752-77-5] ; Oxamyl [CAS:23135-22-0] ; Tebuthiuron [CAS:34014-18-1] ; Thidiazuron [CAS:51707-55-2] ; Thiophanate-methyl [CAS:23564-05-8] in Acetonitrile

Supplier: VWR Chemicals

A standard mixture, typically used for food testing, containing the following components: 100 ug/ml each of Abamectin [CAS:71751-41-2] ; Acetamiprid [CAS:135410-20-7] ; Ametryn [CAS:834-12-8] ; Amitraz [CAS:33089-61-1] ; Azoxystrobin [CAS:131860-33-8] ; Benalaxyl [CAS:71626-11-4] ; Benzoximate [CAS:29104-30-1] ; Boscalid [CAS:188425-85-6] ; Butafenacil [CAS:134605-64-4] ; Carbetamide [CAS:16118-49-3] ; Carfentrazone-ethyl [CAS:128639-02-1] ; Chlorantraniliprole [CAS:500008-45-7] ; Clofentezine [CAS:74115-24-5] ; Cymoxanil [CAS:57966-95-7] ; Cyprodinil [CAS:121552-61-2] ; Cyromazine [CAS:66215-27-8] ; Dimoxystrobin [CAS:149961-52-4] ; Dinotefuran [CAS:165252-70-0] ; Doramectin [CAS:117704-25-3] ; Eprinomectin [CAS:123997-26-2] ; Famoxadone [CAS:131807-57-3] ; Fenazaquin [CAS:120928-09-8] ; Fenhexamid [CAS:126833-17-8] ; Fenpyroximate [CAS:111812-58-9] ; Flonicamid [CAS:158062-67-0] ; Fluazinam [CAS:79622-59-6] ; Fludioxonil [CAS:131341-86-1] ; Fluoxastrobin [CAS:361377-29-9] ; Flutolanil [CAS:66332-96-5] ; Furalaxyl [CAS:57646-30-7] ; Halofenozide [CAS:112226-61-6] ; Imazalil [CAS:35554-44-0] ; Imidacloprid [CAS:138261-41-3] ; Ivermectine [CAS:70288-86-7] ; Kresoxim-methyl [CAS:143390-89-0] ; Mandipropamid [CAS:374726-62-2] ; Mepanipyrim [CAS:110235-47-7] ; Mepronil [CAS:55814-41-0] ; Metaflumizone [CAS:139968-49-3] ; Metalaxyl [CAS:57837-19-1] ; Methoxyfenozide [CAS:161050-58-4] ; Moxidectin [CAS:113507-06-5] ; Myclobutanil [CAS:88671-89-0] ; Nitenpyram [CAS:150824-47-8] ; Oxadixyl [CAS:77732-09-3] ; Picoxystrobin [CAS:117428-22-5] ; Piperonyl butoxide [CAS:51-03-6] ; Prochloraz [CAS:67747-09-5] ; Prometon [CAS:1610-18-0] ; Pymetrozine [CAS:123312-89-0] ; Pyracarbolid [CAS:24691-76-7] ; Pyrimethanil [CAS:53112-28-0] ; Pyriproxyfen [CAS:95737-68-1] ; Quinoxyfen [CAS:124495-18-7] ; Rotenone [CAS:83-79-4] ; Secbumeton [CAS:26259-45-0] ; Spiroxamine [CAS:118134-30-8] ; Tebufenozide [CAS:112410-23-8] ; Tebufenpyrad [CAS:119168-77-3] ; Terbumeton [CAS:33693-04-8] ; Triadimefon [CAS:43121-43-3] ; Trifloxystrobin [CAS:141517-21-7] ; Zoxamide [CAS:156052-68-5] in Acetonitrile

Supplier: VWR Chemicals

1,3-Dioxolane ≥99.0% stabilised, GPR RECTAPUR® for synthesis

Supplier: VWR Chemicals

A range of culture media in compliance with ISO standards and the International Harmonised Pharmacopoeia. All our media are, as you would expect, produced using high quality raw materials and are subject to strict quality controls, in a production environment following Good Manufacturing Practice guidelines. Raw materials are selected in compliance with the required standards. Dehydrated culture media should be stored at 10 to 30 °C unless otherwise stated, in their closed containers in a dry environment. Standard pack size is 500 g.

Supplier: VWR Chemicals

Ethyl acetate ≥99.5%, AnalaR NORMAPUR® Reag. Ph. Eur., ACS analytical reagent

Supplier: VWR Chemicals

Strontium Standard, 10 mg/L, VWR® ARISTAR®, Strontium, Matrix: 2% HNO₃, Application: ICP-MS standards

Supplier: VWR Chemicals

Silicium Standard, 10 mg/L, VWR® ARISTAR®, Silicon, Matrix: H₂O/tr HF, Application: ICP-MS standards

Supplier: VWR Chemicals

A secondary GC solvent reference standard for various chromatographic and analytical applications.

Supplier: VWR Chemicals

A secondary GC solvent reference standard for various chromatographic and analytical applications.

Supplier: VWR Chemicals

The reference standards are designed to check the accuracy and the reliability of the results. They are meant to provide reassurance that the photometer is working correctly.

Supplier: VWR Chemicals

Calcium chloride dihydrate USP, JP, Ph. Eur., BP endotoxin tested

Supplier: VWR Chemicals

LC-MS additives are selective chemicals that are commonly added to the mobile phase in LC-MS. The objective is usually to improve the signal quality, but they can also be used to suppress unwanted signals or selectively enhance the signal of specific compounds in a mixture

Supplier: VWR Chemicals

Methyl ethyl ketone ≥99.5%, AnalaR NORMAPUR® Reag. Ph. Eur., ACS analytical reagent

Supplier: VWR Chemicals

Oxalic acid 0.1 mol/l (0.2 N) in aqueous solution, AVS TITRINORM volumetric solution

Supplier: VWR Chemicals

Magnesium chloride hexahydrate 98.0-101.0% USP, Ph. Eur., BP

Supplier: VWR Chemicals

Organic reference standard, Stearyl stearate 2,000 µg/ml in hexane, VWR®

Supplier: VWR Chemicals

Nitrite (in N) 1000 mg/l in water standard for ion chromatography, 1000 mg/l, VWR®, Contents: NaNO₂ in H₂O, Application: Ion chromatography standards

Supplier: VWR Chemicals

Methanol with 0,1% (v/v) formic acid, HiPerSolv CHROMANORM® for LC-MS

Supplier: VWR Chemicals

Amidosulphonic acid ≥99%, GPR RECTAPUR®

Supplier: VWR Chemicals

Multi-Element Standard, Environmental Standards (4 components), VWR®, 1000 mg/l each of Ca, K, Mg, Na, Matrix: 5% HNO₃, Application: Environmental standards, ICP-MS standards

Supplier: VWR Chemicals

7 components: Fluorides (F-) 2ppm, Phosphates (PO43-) 10ppm, Nitrites (NO2-) 5ppm, Nitrates (NO3-) 10ppm, Bromides (Br-) 10ppm, Chlorides (Cl-) 5ppm, Sulphates (SO42-) 10ppm in H₂O

Supplier: VWR Chemicals

Per- and polyfluoroalkyl substances (PFAS) are amongst the primary emerging contaminants of concern. The detection and quantification of known PFAS and the discovery of unknown PFAS substances has never been more important.

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

Convenient liquid concentrate that produces 10 litres of 1X buffer for blotting and ELISA applications.

Supplier: VWR Chemicals

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

Supplier: VWR Chemicals

D(-)-Luciferin sodium salt, Ultra Pure Grade

Supplier: VWR Chemicals

Chloral hydrate 98.5-101% (by acidimetry), GPR RECTAPUR®

Supplier: VWR Chemicals

Piperidine ≥99.5% (GC, on anhydrous basis) for peptide synthesis