Full text of "Financial Times , 1976, UK, English"
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Proceedings : Waste Testing and Quality Assurance
An advantage of some colorimetric methods is they can be used to detect compounds other than the primary target analyte. For example, the colorimetric RDX methods can be used to screen for HMX when RDX levels are relatively low, and for NQ, NC, NG, and PETN in the absence of RDX and HMX.
Full text of "The Times , 1981, UK, English" – archive.org
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