https://www.mn-net.com/us/ MACHEREY-NAGEL - Chroma News en-gb Tue, 26 May 2026 13:14:05 +0200 https://www.mn-net.com/us/chroma-news/new-product-nucleoguard-universal-protection-system-starter-kit-hplc https://www.mn-net.com/us/chroma-news/new-product-nucleoguard-universal-protection-system-starter-kit-hplc The NUCLEOGUARD Universal Protection System Starter Kit is the first product in the new NUCLEOGUARD range, which focuses on protecting analytical HPLC columns. Chroma News Thu, 26 Mar 2026 11:00:00 +0100 https://www.mn-net.com/us/chroma-news/new-product-chromabond-c18-100-mg-multi-96-monoblock-sw https://www.mn-net.com/us/chroma-news/new-product-chromabond-c18-100-mg-multi-96-monoblock-sw CHROMABOND C18 100 mg MULTI 96-Monoblock SW is a new SPE plate in 96-well format and enables sample analysis up to a volume of 2,000 µL. Chroma News Thu, 19 Feb 2026 10:00:00 +0100 https://www.mn-net.com/us/chroma-news/pre-sealed-vial-closure-combinations https://www.mn-net.com/us/chroma-news/pre-sealed-vial-closure-combinations Vials with assembled caps are no longer a rarity. Learn more about the applications and advantages of these products, which play a particularly important role in trace analysis/MS and environmental analysis. Chroma News Thu, 02 Oct 2025 08:00:00 +0200 https://www.mn-net.com/us/chroma-news/new-magnetic-fluorine-free-screw-closure-n-9 https://www.mn-net.com/us/chroma-news/new-magnetic-fluorine-free-screw-closure-n-9 If you are doing PFAS analysis with an instrument that requires magnetic screw caps N 9, then you should now learn more about our new fluorine-free silicone/polypropylene screw closure 702407 with magnetic cap. Chroma News Fri, 09 May 2025 07:00:00 +0200 https://www.mn-net.com/us/chroma-news/products-for-your-requirements-promotion-on-vials-and-caps-2025 https://www.mn-net.com/us/chroma-news/products-for-your-requirements-promotion-on-vials-and-caps-2025 From April 14th to July 14th, 2025, we are offering special prices on vials, caps, and crimping tools. Simply use the keyword “Made in Germany” when placing your order. For further details, please refer to our promotional flyer. Chroma News Tue, 06 May 2025 07:00:00 +0200 https://www.mn-net.com/us/chroma-news/cost-effective-closures-with-natural-rubber/etfe https://www.mn-net.com/us/chroma-news/cost-effective-closures-with-natural-rubber/etfe Natural Rubber is a commonly used septa material in GC with outstanding resealability properties that often is found in 11 mm crimp caps. Chroma News Thu, 01 Aug 2024 07:00:00 +0200 https://www.mn-net.com/us/chroma-news/new-vials-and-caps-catalog-launched-at-analytica-2024 https://www.mn-net.com/us/chroma-news/new-vials-and-caps-catalog-launched-at-analytica-2024 A new printed version of the English "Vials and caps" brochure is now available. Ask for your personal copy or download the catalog from our website! Chroma News Mon, 22 Apr 2024 07:00:00 +0200 https://www.mn-net.com/us/chroma-news/certificates-of-vials-and-caps-products-start-to-go-online https://www.mn-net.com/us/chroma-news/certificates-of-vials-and-caps-products-start-to-go-online Save time and conveniently download your certificate of conformity for all vials, inserts, closures and septa from our website for your own ISO documentation. Chroma News Thu, 28 Mar 2024 07:00:00 +0100 https://www.mn-net.com/us/chroma-news/find-the-optimal-insert/micro-vial-for-small-sample-volumes https://www.mn-net.com/us/chroma-news/find-the-optimal-insert/micro-vial-for-small-sample-volumes With increasing costs of solvents, their disposition and with the safety issues connected to high usage of solvents, reduction of sample volumes has become more and more popular. In addition chromatography efficiency increases with lower sample volumes, as long as signal inten... Chroma News Fri, 09 Feb 2024 12:00:00 +0100 https://www.mn-net.com/us/chroma-news/vials-with-fused-in-micro-inserts-and-writing-patch https://www.mn-net.com/us/chroma-news/vials-with-fused-in-micro-inserts-and-writing-patch Samples with a lower volume than 1.0 mL have to be delivered to the autosampler in appropriate micro vials, in order to offer the needle ideal conditions for sample removal. During selection of the most suitable product, safety, handling and price are important factors. Chroma News Mon, 20 Nov 2023 00:00:00 +0100 https://www.mn-net.com/us/chroma-news/hplc-analysis-of-drugs-according-to-pharmacopoeia https://www.mn-net.com/us/chroma-news/hplc-analysis-of-drugs-according-to-pharmacopoeia Pharmacopoeias like the United States Pharmacopoeia (USP) or the European Pharmacopoeia (EP) contain HPLC methods for the analysis of pharmaceuticals. We show for eight drugs the successful separation from their impurities and the method optimmization with our HPLC columns acc... Chroma News Mon, 11 Sep 2023 00:00:00 +0200 https://www.mn-net.com/us/chroma-news/analysis-of-25-hydroxyvitamin-d-in-serum-by-automated-sample-cleanup-and-lc-ms/ms https://www.mn-net.com/us/chroma-news/analysis-of-25-hydroxyvitamin-d-in-serum-by-automated-sample-cleanup-and-lc-ms/ms Vitamin D stands for a group of fat-soluble vitamins, the so-called calciferols. These include the most important forms vitamin D2 (ergocalciferol) and vitamin D3 (cholecalciferol). Vitamin D plays an essential role in regulating the calcium level in the blood and in bone form... Chroma News Wed, 05 Jul 2023 00:00:00 +0200