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七氯标准溶液,76-44-8,1000μg/ml,溶剂:甲醇
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硫酸根离子(SO₄2-)标准溶液,5000μg/ml in Water (20℃)
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联苯胺标准溶液,92-87-5,1000μg/ml,溶剂:甲醇
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4-氯苯酚标准溶液,106-48-9,1000μg/ml,溶剂:甲醇
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γ-六六六标准溶液,58-89-9,43.2μg/ml,溶剂:异辛烷
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丙三醇标准溶液,56-81-5,analytical standard,0.001g/ml in water
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丙三醇标准溶液,56-81-5,analytical standard,0.0001g/ml in water
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二硫化碳中四氯化碳标准品
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2,4-二甲酚标准溶液,105-67-9,1000μg/ml,溶剂:甲醇
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四氯化碳标准溶液,56-23-5,analytical standard,1000ug/ml in methanol
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