PPM Calculator
https://www.omnicalculator.com/conversion/ppm
WebJan 18, 2024 · Multiply by 1,000,000 to find the parts per million (PPM), or multiply the per mille by 1000, or the percentage by 10,000; Multiply by 1,000,000,000 to find the parts per billion (PPB); Multiply by 1,000,000,000,000 to find the parts per trillion (PPT).
DA: 59 PA: 26 MOZ Rank: 82