Rudolph Research Analytical has the Right Instrument for your Industry and Application
THE LEADING ASIAN JOURNAL FOR ANALYTICAL SCIENCE NOVEMBER/DECEMBER 2011 - VOLUME 18 ISSUE 6 Why do more than 5,000 customers incustomers in
80 countries around the world choose Rudolph? Quality, Reliability, Accuracy
Every industry has its unique application requirements, environmental constraints and operator handling issues with which to contend. It is for this reason that Rudolph Research Analytical has so many model variations to ensure that we have the right solution for your situation.
Automatic Polarimeters • Automatic Refractometers • Automatic Density Meters
Here’s what some of our customers have to say: “We have the Autopol V from Rudolph Research Analytical. I have used numerous polarimeters and this is by far the best. It is one piece of equipment that you never worry about.” – A.D., Rockwell Medical Technologies
“The instrument has given us faultless service. I have been more than impressed with its accuracy, precision and reliability.” –M.A.,Merck
“The instrument has been trouble free, exceptionally stable and accurate as well as easy to use. I highly recommend the instrument.” – J.C., Schering Labs
“Our school of pharmacy has fully converted to Rudolph, based on specifications, price and support.We have been very pleased with our purchases.” – J.R., University of Mississippi
“The instrument is so stable in fact, that I can honestly say after using the instrument for over a year, we have never had a different reading from the original measurement, nomatter howmany times we repeatedly press the “Measure” button.” – R.R., The Western Sugar Cooperative
www.rudolphresearch.com Phone: 973-584-1558 • Fax: 973-584-5440
Circle no. 300
Integrity, Quality, and Innovation for over fifty years
NVLAPLAB CODE: 200898-0 Accreditation to ISO/IEC 17025:2005
United States Department of Commerce National Institute of Standards and Technology
Our Autopol Automatic Polarimeter Line includes 18 models with features including 21CFR Part 11 Compliant software, NVLAP Certified Calibration, multiple wavelengths & electronic heating/cooling. Our J- Series of Automatic Refractometers includes 10 models with electronic heating/cooling & wide Refractive Index range (1.26-1.70 R.I.). Our 2 models of Automatic Density Meters, with high precision Peltier temperature control of sample, have the features to meet the needs of today’s industries.
We have models specifically designed for the needs of the pharmaceutical, sugar, food, flavour & fragrance, chemical, beverage and petrochemical industries.
Please take advantage of our excellent Customer Service by contacting us at 1 973 584 1558 or
www.rudolphresearch.com
Circle no. 300
In this Issue
Also available online at:
www.labmate-online.com/ejournal/
Mass Spectrometry & Spectroscopy
Overcoming the Challenges of Direct Organic Elemental Analysis with ICP-MS
Erik Buseth 4 Chromatography
The End for High-Pressure Gas Cylinders? Gerard Catchpole
10 4-9
10-13
LAB ASIA
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 Email:
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
News Asia Gwyneth Astles
2
Business Opportunities Europe & Middle East Heather Hobbs
30
2-40
Publisher Michael H. Pattison
Director of Publications Marcus Pattison
Director, Asia Pacific Marie Izzard
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North American Area Manager Carol Hardy
Sales & Marketing Manager Chris Jarvis
Area Managers John Hobbs-Morris Carly Hider
Classified Sales Silvi Sutherland
Online Manager Rob Parker
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Editor Gwyneth Astles
Features Editor Tamsyn Cox
Contributing Editor Heather Hobbs
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Contributing Editor - Separation Science Bernie Monaghan
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patricia@labmate.net Marstonbury Ltd
Printed by Magnum / Published by International Labmate Ltd. Published: January/February, March/April, May/June, July/August, September/October, November/December Lab Asia is distributed to scientists, technologists, laboratory technicians and environmentalists throughout the Pacific Rim, 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 countries to attract additional readership.
Subscriptions: If you are not receiving your own copy of Lab Asia and would like to, please fill in the Buying Now/User card and tick the subscription box. If you are based outside the Pacific Rim, Australia or New Zealand there is a subscription charge of $100.
In order to obtain information on any of the products included in this journal, please fill in the appropriate numbers on the Reader Reply card and post or fax it to us. Alternatively contact the company directly by email, phone or via the website.
Buying Now Scientific Instruments Survey: Should you use or be planning to buy scientific apparatus, and would like to receive the latest available information, please return the appropriate card.
North American Office: Carol Hardy - International Labmate Ltd 6635 West Happy Valley Road, Suite 104, #505, Glendale, AZ 85310, United States Tel: +(1) 623-869-0184 Fax: +(1) 623-321-9200 E-mail:
carol@intlabmate.com
Asian Office: Marie Izzard - International Labmate Ltd Peninsula Business Centre, Ground Floor, Suite 1, 20 Bungan Street, Mona Vale, NSW, 2103, Australia Tel: +61 (0)2 9979-6886 Fax: +61 (0)2 9979-9181 E-mail:
mizzard@optusnet.com.au
Japan: Mr Koichi Ogawa - OTO Research Corporation Takeuchi Building 1 -34-12 Takatanobaba, Shinjuku-Ku, Tokyo 169, Japan Tel: (03) 3208 7821 Fax: (03) 3200 2889
Korea: Dong-Shik Chai, Dong-Myung Communications Inc 191-1. Pyungchang-Dong, Chongno-Ku , Seoul, 110-012 Korea Tel: 82 2 391 4254 Fax: 82 2 391 4255
Environmental Analysis & Electrochemistry Tamsyn Cox
24
Clinical, Medical & Diagnostic Products Tamsyn Cox
32 Special Features
Ovens, Incubators & Sterilising Equipment Tamsyn Cox
14
Microscopy & Microtechnology
A Guide to Choosing a Particle Sizer By Bruce B. Weiner PhD
34
34-37
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Lab Asia is published five 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 September/October.
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.
Please look after the environment by recycling this magazine
COVER STORY
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