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吡咯-2-甲酸,634-97-9,98%
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1,2,3,4-四氯苯标准溶液,634-66-2,analytical standard,1000ug/ml in methanol
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1,2,3,4-四氯苯标准溶液,634-66-2,analytical standard,0.105mg/ml in isooctane
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纳谱分析ChromCore C18-MS Pesticides中药农残专用柱
纳谱分析苏州针对2020版《中国药典》中农药残留量测定第五法研发出的色谱柱,对中药农残组分表现出良好的选择性。 ChromCore C18-MS Pesticides色谱柱是针对2020版
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EPA method 200.7 SIC I, molybdenum, 50 µg/mL EPA 州标准品
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1,2,3,4-四氯苯,634-66-2,Standard for GC
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Organochlorine pesticides standard 农药
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Organophosphorus pesticides standard 农药
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Pesticides individual standard 农药
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Pesticides spiking standard 农药
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