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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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