composition stoichiometry
- Guideline or reference source
- ISO11238 IDMP Data elements and structures for the unique identification and exchange of regulated information on substances
- Definition
- quantitative relationships between the chemical elements or moieties that make up a substance. Materials with different composition stoichiometry shall be defined as different substances EXAMPLE: SODIUM PHOSPHATE, DIBASIC, HEPTAHYDRATE and SODIUM PHOSPHATE, DIBASIC, DIHYDRATE are different substances.
- Related Term
- stoichiometric
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