PPL is soundly managed by a tightly knit team with strong technical and financial bases, We are dedicated to supplying our customers with high-quality products at competitive prices without jeopardizing the well-being of our staff, the public at large, or the environment, From our earliest days, we have been involved in the chemical, water, oil, and gas industries and have operated extensive quality control procedures. For many years every PPL product has had an individual, fully QC record and ISO Certified.