On-Site Analysis, Inc. is the exclusive provider of analytical instruments (OSA3 ) that are specifically designed to allow for comprehensive "Lab-Quality" fluids analysis, on-site and within minutes. Instruments can analyze engines, transmissions, generators, gear boxes, and hydraulics. It's as easy to use as an ATM. A complete diagnostic report on the screen, printed, and downloaded to LubeTrak®, allowing trending, mining, and email "Alerts" if abnormal. OSA complies with ASTM D7417-10. OSA is the only way to safely extend oil drain intervals. Save time and money with On-Site Analysis. OSA4 CoolCheckTM Analyzer coming in May.