Metrolab Blog

How to Carry Out Correct Sample Division

Maybe you know this from experience: Errors in sample preparation, particularly in sampling, add up during the process and cannot be corrected in the end, not even by the most advanced analyzers. Only the...

Introduction to QuEChERS Sample Preparation Technique

Check out this informative whiteboard video on the fundamental principles behind Thermo Scientific QuEChERS kit. This video explains how Thermo Scientific QuEChERS kit provides a quick, easy, rugged and cost...

Syringe tips for improving manual GC injection reproducibility

For many years, gas chromatographers have considered the normal variability of manual injections to be in the range of 5% RSD for an individual, with 10% RSD common between individuals. It is entirely possible...

The Best Homemade Jam Using a Refractometer and a Thermometer

MAKE YOUR OWN PERFECT PRESERVES USING A POCKET-SIZED REFRACTOMETER FOR JAM With strawberries around the UK ripe for the picking, we decided to grab some handheld Xylem brand instruments including an OPTi...

Fundamentals of Solid Phase Extraction

Pick up tips to optimize your separations Chromatography is a relatively straightforward separation technology, but there are always opportunities to increase your operating knowledge and receive reminders...

Solvent extraction of cannabinoids according to the Randall method

Cannabis sativa has a long history as a medicinal plant, likely dating back more than two millennia. The renewed interest in the therapeutic effects of cannabis emanates from the movement that began 20 years...

VELP Scientifica Solvent Extractors

The SER 148 and SER 158 solvent extractor perform fast solid-liquid extractions on a wide variety of sample types. The SER 148 Series is a semi-automatic solution with no compromises on operator safety (IP55)...

i-Raman Plus Portable Raman Spectrometers from B&WTek

The i-Raman® Plus is part of our award-winning line of i-Raman portable Raman spectrometers powered by our innovative smart spectrometer technology. Using a high quantum efficiency CCD array detector with...

Handheld Raman spectrometers for Hazardous Materials analysis

Fast, accurate, actionable identification of explosive materials is critical not only for first responders, but also for ensuring the safety of the public. Raman instruments provide a molecular fingerprint of...

Hei-VAP Core Rotary Evaporators

In close cooperation with users, Heidolph (Germany) developed the Hei-VAP series of rotary evaporators (with hand lift and motor lift) with an emphasis on the essentials: well thought-out details with a focus...

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