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偶氮苯 溶液,103-33-3,2000 μg/mL in methanol, analytical standard
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(K,Na) multi-element mixed standard solution (mixed standard),100μg/ml,in water
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间甲酚标准溶液,108-39-4,analytical standard,0.98mg/ml in methanol
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辛硫磷标准溶液,14816-18-3,analytical standard,1.00mg/ml in methanol
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乐果标准溶液,60-51-5,analytical standard,1.00mg/ml in methanol
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盐酸联苯胺标准溶液,531-85-1,analytical standard,1000μg/ml,in methanol
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丙草胺标准溶液,51218-49-6,analytical standard,100μg/ml in methanol
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丙草胺标准溶液,51218-49-6,analytical standard,10μg/ml in methanol
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间硝基氯苯标准溶液,121-73-3,analytical standard,1000ug/ml in methanol
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间苯二酚标准溶液,108-46-3,analytical standard,1000ug/ml in methanol
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