-
p, p’-DDD标准溶液,72-54-8,analytical standard,100ug/ml in methanol
-
p, p’-DDE标准溶液,72-55-9,analytical standard,100ug/ml in methanol
-
p, p’-DDE标准溶液,72-55-9,analytical standard,100ug/ml in petroleum ether
-
正己烷磺酸钠一水合物,207300-91-2,99%,Reagent for Ion-Pair Chromatography
-
p, p’-DDT标准溶液,50-29-3,analytical standard,100ug/ml in methanol
-
钙离子标准溶液,1mg/ml in water
-
铵离子标准溶液,1000μg/ml in Water (20℃)
-
锂离子标准溶液,1mg/ml in water
-
铯离子标准溶液,1mg/ml in water
-
钡离子标准溶液,1mg/ml in water
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