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二硫化碳中八种苯系物标液标准品
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二硫化碳,75-15-0,Anhydrous, ≥99%
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二硫化碳,75-15-0,ACS,≥99.9%
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四氯化碳标准品
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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1,1-二氯乙烯,75-35-4,131μg/mL
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碘分析滴定液,7553-56-2,Analytical Volumetric Solution,0.0250M
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二硫化碳中7种苯系物质控标准品 BePure-30752DJ
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二硫化碳,75-15-0,Standard for GC, ≥99.9% (GC)
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