以下为句子列表：
英文: The absorbance measued by spectrophotometer at 70nm was plotted against the different molar concentration of cupric salt in pH=0 aqueous solution of Cu~(+)-PVA. The range of the determination of CuCl_·H_O is ～0 mg/00ml.
中文: 以pH=0的Cu~(+)-PVA-水体系在70nm波长下,用分光光度计测定铜(Ⅱ)盐量在～0mg/00ml范围内可得到较满意的结果。
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