Home > Term: parts per million (PPM)
parts per million (PPM)
(i) The concentration of solutions expressed in weight or mass units of solute (dissolved substance) per million weight or mass units of solution. (ii) A concentration in solids expressed in weight or mass units of a substance contained per million weight or mass units of solid, such as soil.
- Jenis Kata: noun
- Industri / Domain: Sains bumi
- Kategori: Sains tanah
- Company: Soil Science Society of America
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