Care and Handling of Cuvettes
Proper maintenance of quartz cuvettes is an essential part of spectrophotometric analysis. The following notes are based on the recommendations of...
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New developments in Botrytis cinerea testing
Introduction The following is a written version of a presentation by the author to a meeting of the Interwinery Analysis Group in Adelaide on 26 July...
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Sparkling Wine: a peculiar lab sample
Introduction Sparkling wine is a bit of a strange substance to work with in a laboratory as it contains those pesky bubbles. Of course the bubbles...
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A simple and easy way to organise your lab for vintage
Introduction Prior to your busy vintage period, it’s important to be as organized as possible in your laboratory. One way to do this is to generate...
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Do you know what levels of trace metals are in your wine?
Introduction Wine contains a number of metal ions in very small, that is, trace amounts. These trace metals are generally harmless and in fact can be...
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Over 23% of wines tested for export to China exceed the manganese limit!
Introduction Over 23% of the hundreds of wines we have tested for manganese recently are over the new limit imposed by China. This testing was...
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Another whack of the dragons tail: Problems with label sugar contents for China
Introduction As a wine export destination, China appears very attractive: a huge and growing middle class, increasing disposable income and an...
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My wine had low turbidity but still needed extensive filtering – why?
Introduction We often hear our winemaker customers complain “the wine had a turbidity of less than one NTU but the bottling company charged us extra...
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Tip: Calibration Procedure for Micropipettes
SCOPE This procedure describes the method generally used to calibrate all micropipettes. Check the individual manufacturer specifications for...
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