Fluorat-02-3M liquid analyzer essentially extends the range of hemoglobin measurements, increasing its concentration in the studied extract from 0.1 to 100 micrograms in a 100 microliters sample (the lower threshold concentration remains unchanged: 0.005 in a 100-microliters sample) in detection of the blood in stains on material evidence pieces by fluorescent hemotest. This allows detection of blood in both washed and clearly seen blood stains on pieces of material evidence. Examples of using this method for measuring mass concentrations of zinc in water extracts on a Fluorat-02-3M analyzer are presented. The analyzer was developed at the Bureau of Forensic Medical Expert Evaluations of the Leningrad region for tentative detection of seminal fluid in stains on material evidence pieces. The results of this method are objectively recorded.
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