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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.
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- Part of Speech: noun
- Synonym(s):
- Blossary:
- Industry/Domain: Earth science
- Category: Soil science
- Company: Soil Science Society of America
- Product:
- Acronym-Abbreviation:
Other Languages:
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