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铟标准溶液,7440-74-6,100mg/L (20℃) in 1%HCl
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氨氮标准溶液,100mg/L(as N ) in H2O
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铋标准溶液,analytical standard,100mg/L in 5%%HNO3
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环氧氯丙烷标准溶液,106-89-8,1000mg/L,溶剂:二氯甲烷
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亚硝酸盐标准溶液(以氮计),100mg/L in water
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甲醛标准溶液,50-00-0,analytical standard,100mg/L,in 5% ethanol
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水硬度标准溶液,45.0mmol/l(以CaCO3计),in 0.1mol/L HCl
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邻甲酚标准溶液,95-48-7,2000mg/L,溶剂:二氯甲烷
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δ-六六六标准溶液,319-86-8,100mg/L,基体:异辛烷
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三硫磷标准溶液,786-19-6,100mg/L in acetone
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