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缩合磷酸盐ＩＳＯ 5372 :1978 工业用缩合磷酸盐 (含食品用 ) 砷含量测定 二乙基二硫代氨基甲酸银光度法ＩＳＯ 5373 :1981 工业用缩合磷酸盐 (含食品用 ) 钙含量测定 火焰原子吸收分光光度法ＩＳＯ 5374 :1978 工业用缩合磷酸盐 (含食品用 ) 氯化物含量测定 电位滴定
Condensed phosphates ISO 5372: 1978 Condensed phosphates for industrial use (including foods) - Determination of arsenic - Diethyl dithiocarbamate photometric method ISO 5373: 1981 Condensed phosphates for industrial use (including foods) - Determination of calcium content Flame Atomic absorption spectrophotometry ISO 5374: 1978 Condensed phosphates for industrial use (including foods) Determination of chloride content Potentiometric titration