With the NINchaseries, Attestor Forensics offers three different sizes of climate chambers, especially designed for the development of fingerprint evidence. Evidence is usually treated with Ninhydrin ...
NUMEROUS paper chromatographic methods exist for the detection of keto-acids as their 2,4-dinitro-phenylhydrazone, semicarbazone, and quinoxaline derivatives or as the free acids 1. By the ninhydrin ...
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