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产品描述
2组分：1、1 x 30ml校准溶液：0.1%邻磷酸、0.1%乙腈/水（1:1 v/v）；2、1 x 30ml 分辨率溶液X20：碘化钠2μg/ul，碘化铯50 ng/ul，硫酸甲酯钠盐20 ng/ul l，IPA/水（1:1 v/v）
