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Streamline your GC Workfl ow with a Gas Generator 1 0 SEPTEMBER 2020 - VOLUME 45 ISSUE 6


Specifi cally designed and engineered for GC applications, the Precision Series represents the cutting-edge of Peak Scientifi c innovation in robust and dependable gas generator design. Combining convenience and reliability in a stackable and modular design, Precision is the safe and practical GC gas solution for hydrogen gas and nitrogen gas in your lab.


Key to Precision is the fl exibility it gives in specifying models best suited to your application. The Precision Series affords labs many benefi ts over traditional sources of laboratory gas such as cylinders.


Above all, Precision removes the need for nitrogen, zero air and hydrogen cylinders from your laboratory altogether, offering a more convenient, safer, and economic solution, all in a compact, space-saving form, sitting either on a bench next to your GC or fl oor-stacked.


OFC Peak.indd 1 26/08/2020 12:45


In this Issue Articles


Mass Spectrometry & Spectroscopy


Ambient Ionisation MS and GC-MS Analysis and Identifi cation of Aroma Compounds in Agave Based Alcoholic Beverages Robert B. Cody


Chromatography


How a Chromatographic Method is More Than a Separation


James Hogbin & Charis Lam


Simultaneous Analysis of Combination Drugs by HPLC-DAD


Ashleigh Mellor


Biphenyl Modifi ed Silica Stabilised by Bulky Substituents - A New Stationary Phase for HPLC Helmut Riering & Natalie Bilmann


Head Office - International Labmate Ltd


Oak Court, Sandridge Park, St AIbans, Hertfordshire AL3 6PH, United Kingdom. Tel: +44 (0)1727 855574 • Fax: +44 (0)1727 841694 Amend your subscription: subscribe@intlabmate.com Other enquiries: info@intlabmate.com • sales@intlabmate.com ISSN 0143-5140


Publishers of: International Labmate, Labmate UK & Ireland, Lab Asia, Chromatography Today, International Environmental Technology, Asian Environmental Technology, Pollution Solutions, Petro Industry News and Measurement Analysis China


Laboratory Products


Updated Computer Program for Chemical Thermodynamic and Energy Release Evaluation


Mr Dan Detman


Solving Freeze Drying Bottlenecks For Diagnostics and Vaccines Production In The ‘New Normal’


Tim Lewis Publisher Michael H. Pattison


Director of Publications Marcus Pattison


michael@intlabmate.com marcus@intlabmate.com


International Sales & Marketing Manager Chris Jarvis


North American Area Manager Carol Hardy


Director, Asia Pacific Marie Izzard


European Sales Manager John Hobbs-Morris


Online Manager Rob Parker


Guide Manager Sam Jackson


Guide Assistant Lisa Penn


Administrator Helen Wills


chris@intlabmate.com carol@intlabmate.com marie@intlabmate.com.au john@intlabmate.com rob@intlabmate.com sam@intlabmate.com lisapenn@intlabmate.com helenw@intlabmate.com


Editor Gwyneth Astles


Contributing Editor Heather Hobbs


gwyneth@intlabmate.com heather@intlabmate.com


Contributing Editor - Separation Science Trevor Hopkins


Production Manager Robert Battell


Production Team Caroline Belt Jill Mitchell


Heather Vincent


Finance Controller Chris Brown


Accounts Assistant Maureen Woodhouse


Credit Control Manager Patricia Rogers


Subscriptions Manager Maureen Woodhouse


Market Research trevor@intlabmate.com robert@intlabmate.com


caroline@intlabmate.com jill@intlabmate.com


heatherv@intlabmate.com chris@labmate.net maureen@labmate.net patricia@intlabmate.com Spotlight


maureen@labmate.net Marstonbury Ltd


Reagents, Reference Materials & Laboratory Chemicals Gwyneth Astles


Spotlight Published by International Labmate Ltd - Printed by Warners Midlands Plc


International Labmate is distributed to scientists, technologists, laboratory technicians and environmentalists throughout the Europe and Middle East, free of charge. The publication has the support of leading suppliers of equipment in the region and is displayed at the major exhibitions and conferences in these markets to attract additional readership.


International Labmate is a member of the


following trade association:


Centrifuges, Stirrers & Shakers Gwyneth Astles


International Labmate, ISSN 0143-5140, is published 7 times a year - in February, March, April, May, July, September and November by International Labmate Ltd, Oak Court, Sandridge Park, St Albans, Hertfordshire, AL3 6PH, United Kingdom. The US annual subscription price is $100 USD.


Airfreight and mailing in the USA by agent named Air Business Ltd, c/o Worldnet Shipping Inc.,156-15, 146th Avenue, 2nd Floor, Jamaica, NY 11434, USA. Periodicals postage paid at Jamaica NY 11431. US Postmaster: Send address changes to International Labmate, Worldnet Shipping Inc., 156-15, 146th Avenue, 2nd Floor, Jamaica, NY 11434, USA Subscription records are maintained at International Labmate Ltd, Oak Court, Sandridge Park, St Albans, Hertfordshire, AL3 6PH, United Kingdom.


Air Business Ltd is acting as our mailing agent.


Analytica Show Preview Gwyneth Astles


52 40


Ovens, Furnaces & Heating Equipment Gwyneth Astles


28


Features Spotlight


Microscopy & Microtechniques


The intracellular world in 3D and in colour: developments at the biological cryo-imaging beamline B24 at the UK’s national synchrotron, Diamond Light Source


Maria Harkiolaki & Chidinma Okolo 72 48 36 16 20 12 4


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North American Office: Carol Hardy - International Labmate Ltd 333 Colony Blvd. #194 The Villages, FL 32162, United States Tel: +(1) 623-869-0184 Fax: +(1) 623-321-9200. E-mail: carol@intlabmate.com


Asian Office: Marie Izzard - International Labmate Ltd PO Box 374, Mona Vale, NSW, 1660, Australia Tel: +61 (0) 2 9918 0317 Fax: +61 (0) 2 9918 0316 E-mail: marie@intlabmate.com.au


International Labmate is published six times per annum in tabloid format. In addition a most comprehensive “Guide to Laboratory and Environmental Equipment” printed in A4 format. It incorporates companies, products and dealers, mailed in May/June.


Although every effort is made to ensure the accuracy of material published, International Labmate and its offices cannot accept responsibility for claims made by contributors, manufacturers or advertisers.


© All rights reserved by International Labmate Ltd. Reproduction in part or whole without written permission is strictly prohibited. Please look after the environment by recycling this magazine


News News


Research & Events News News & Views


Business Opportunities Microscopy News


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