Transcription of Single-Column Method for HPLC Analysis of …
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Figure 2 Tar taric and malic acids, the pr imary organic acids ingr ape juice, resolved by an Allure Organic Acids fruit juice industry in the US alone is worth over $12 billionper year1and is many times that worldwide. As with other indus-tries in which there is a large potential for profit, unscrupulousjuice producers and traders have found ways to replace or extendmore valuable juices. This can be done by substituting sugars forjuice solids, or by diluting higher cost juices with less expensiveones. For example, white grape juice and pear juice have beenused to extend other, more costly juices. To detect these adulter-ations, a number of laboratories employ fruit juice juices are chemically quite complex, several complemen-tary tests should be performed to verify authenticity.
Title: Single-Column Method for HPLC Analysis of Organic Acids in Fruit Juices, Using an Allure™ Organic Acids Column Author: Restek Corporation
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QuEChERS Methodology: AOAC Method, AOAC, Method, AOAC Official Method 999.11 Determination, AOAC Official Method 999.11 Determination of, 10.1.04 AOAC Official Method, Appendix M: Validation Procedures for, Method Performance Requirements, AOAC INTERNATIONAL Methods Committee, AOAC SMPR 2011.003, Standard Method Performance requirements