-
乐果标准溶液,60-51-5,analytical standard,1.00mg/ml in methanol
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1,1-二氯乙烷标准溶液,75-34-3,analytical standard,1.00mg/ml in methanol
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硼砂 ; 四硼酸二钠 certified secondary standard reference material for pH measurement
di-Sodium tetraborate decahydrate certified secondary standard reference material for pH measurement
-
酒石酸氢钾 certified secondary standard reference material for pH measurement
-
First Standard® 甲醇中叔丁基对羟基苯甲醚溶液,1000μg/mL
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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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Hardy Diagnostics Dilution bottle, peptone water, 90 mL fill capacity
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Hardy Diagnostics Dilution bottle, peptone water, 99 mL fill capacity
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VPH Calibration Mix 50 ?g/mL in Methanol
-
丙草胺标准溶液,51218-49-6,analytical standard,10μg/ml in methanol
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