P&P makes reliable analytical instruments for food safety and quality testing. Also supplying certiified calibration standards for milk composition analyzers and cryoscopes. LactiWhey for rapid fat & protein results, LactiCheck Analyzers test for fat, protein, solids, lactose (raw and processed milk) (Freezing-Point Cryoscopes) to tesy extraneous water in milk, moisture levels in cheese/yogurt (Halogen Infrared Moisture Analyzer) or see Somatic Cell Counts (automated image cytometry).