Science Abbreviations and Acronyms
- PPLBPersistent Polyclonal Lymphocytosis
- PPLSPeuticide Product Label System
- PPLUPropellant and Pressurant Loading Unit
- PPLVPreliminary Pollutant Limit Value
- PPMParts Per Million
- PPMPart Per Million
- PPMParts Per Million 106
- PPMPlana Preservative Mixture
- PPMPoint Projectioc Microscope
- PPMPostdoctoral Professional Masters
- PPMPosition and Proper Motion
- PPM/PPBParts Per Million/ Parts Per Billion
- PPMAParts Per Million Atomic
- PPMAPPower Planning Modeling Application Procedure
- PPMDPosterior Polymorphous Dystrophy
- PPMDPolished Plate Meteroid Detector
- PPMDPolisied Plate Micrometeoroid and Debris
- PPMFPost Polycythemic Myelofibrosis
- PPMIProgram Project Management Initiative
- PPMISPlant Pest Managemeat Information System
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