Resumen
Establishes criteria for the purity and describes the test methods for insoluble matter content, heavy metals content, iron content, alkalinity, reaction to ammoniacal silver nitrate, thiosulfate, appearance of solution.
Ciclo de vida
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Anteriormente
RetiradaISO 418:1976
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Ahora
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Revisada por
PublicadoISO 418:2001