Область применения

1.1 These test methods cover the sampling and chemical analysis of chlorine-containing bleaches. The methods appear in the following order:

SectionsSodium Hypochlorite (Soda Bleach) Solutions:Sampling5Available Chlorine6-9Sodium Chlorate10-14Total Chlorine15-18Sodium Chloride19 and 20Total Alkalinity as Sodium Oxide (Na₂O)21-24Free Alkali as Sodium Hydroxide (NaOH)25-28Calcium Hypochlorite:Sampling30Available Chlorine31-34Water35-40Chloroisocyanuric Acids and Their Derived Salts:Sampling42Available Chlorine (Iodometric-Thiosulfate Method)43-46Available Chlorine (Arsenite-Iodometric Method)47-50Moisture51-54

1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Material Safety Data Sheets are available for reagents and materials. Review them for hazards prior to usage.