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锂离子标准溶液,1mg/ml in water
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钡离子标准溶液,1mg/ml in water
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钠离子标准溶液,1mg/ml in water
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钙离子标准溶液,1mg/ml in water
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1,2-二氯苯标准溶液,95-50-1,analytical standard,1000ug/ml in methanol
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锌标准溶液,7440-66-6,1000mg/L Zn in 1%HCl
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镉标准溶液,7440-43-9,1mg/ml in 1% HN03
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铟标准溶液,7440-74-6,100mg/L (20℃) in 1%HCl
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工业级牛凝血酶,50,000 - 150,000 units/g powder
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聚丙烯酸,9003-01-4,Approx Mw 4,000,000
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