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Kjeldahl Kjeldahl nitrogen determinations are performed on a variety of food substances. The Kjeldahl method may be broken down into three main steps: digestion distillation and titration. 1. Digestion: is accomplished by boiling a homogeneous sam...

Chemicals Chemicals by brand Chemicals by product category VWR are proud to offer one of the largest selection of chemicals from one source to our customers. As well as extensive investment in our own chemical production our mission is to make ge...

X-ray fluorescence spectroscopy (XRF) Avantor X-ray fluorescence spectroscopy (XRF) Avantor can provide you with the products and materials you need for to conduct X-ray fluorescence spectroscopy or XRF in your lab. Choose the products that work b...

Regulations/Norms Water Quality ISO 6059 Determination of total hardness (calcium and magnesium) - Titrimetric Method with EDTA ISO 6058 Determination of calcium - Titrimetric Method with EDTA EN ISO 9963-1 Determination of total alcalinity and co...

Equipment - Sentino® microbiology system 316L Stainless steel manifold autoclavable Unique microbiology manifold with modular design that allows you to optimize testing without sacrificing cleanliness. Pall Microbiology Manifold Combining Multiple...

Complete Monograph Methods Solutions for regulated Pharmaceutical Instrumental Analysis Methods with HPLC FTIR KF AAS and ICP This compilation presents complete solutions for regulated pharmaceutical instrumental analysis with focus on the testing...

Application COD measurement in waste water (rapid-digestion method) Photometric determination of chromate consumption subsequent to digestion in 20 min Materials and reagents: Reagents Cat.No. 114560 Spectroquant® COD Cell Test measuring range 4.0...

Column Selection Column Selection Selecting the correct column is key to your success. There are thousands or columns to chose from. How can you be sure that you choose the correct one? We are here to help you find the right column for your needs....

Practical solutions for challenging matrix-rich chromatography samples Webinar Thursday 19th November 2020 15:00 to 16:00 CET (Berlin Paris Madrid) Replay Email Alerts Free Registration Chat Area Certificate of attendance High performance liquid c...

Wide pore monolithic functionalities in high performance liquid chromatography for large molecule separations Webinar Tuesday January 28th 2020 15:00 to 15:45 CET (Berlin Paris Madrid) Egidijus Machtejevas Replay Email Alerts Free Registration Cha...

Staining Cellular elements often have different refractive indices which can be utilised to permit partial identification by means of various forms of microscopy. For detailed study however and to prepare permanent preparation staining procedures ...

Masterflex Single-Use MASTERFLEX LS Y-TUBING ASSEMBLY - FITTING 1 2 3 4 5 6 7 8 9 A 1 B C 2 1 2 3 3 C D 121.0” REF. E NOTE: THIS INFORMATION IS PROPRIETARY. REPRODUCTION OF THIS MATERIAL IS PROHIBITED WITHOUT PRIOR WRITTEN F COMPNONENTSupplier: Su...

Metal trace analysis and detection In metal analysis elemental evidence is now gathered from the tiniest traces in the ppm ppb and ppt ranges with sophisticated instrumentation like AAS ICP-OES or more recently ICP-MS. Rather than just looking – m...

GC In gas chromatography sample preparation is critical to obtain the right result. Choosing the right chemicals for your method and application will help you for a succesful analysis. VWR offers a broad range of chemicals for sample preparation o...

Wide range of Pharma-grade sterilisation packaging (covers pouches bags etc) made of Tyvek from Keystone Standardise the preparation of your equipment for sterilisation and save time and money. Big range of cleanroom masks bags pouches and covers ...

Drinking water analysis with modern photometric methods according to EU drinking water directive Webinar Tuesday 14th June 2022 10:00 to 11:30 CEST (Berlin Paris Madrid) Replay Email Alerts Free Registration Chat Area Certificate of attendance Dri...