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甲氧基钾 (30-35% solution in methanol) for synthesis
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甲氧基钾 (30-35% solution in methanol) for synthesis
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First Standard® 2,6-Dinitro-4-(1-propylpentyl)phenol Solution in Methanol, 100μg/mL
2,6-Dinitro-4-(1-propylpentyl)phenol Solution in Methanol, 100μg/mLFirst Standard®天津
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三氟化硼/甲醇混合物 (20% solution in methanol) for synthesis
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三氟化硼/甲醇混合物 (20% solution in methanol) for synthesis
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EPA 502 VOC 有机挥发物混标,53 components each 200μg/mL in methanol solution
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硼标准溶液,7440-42-8,analytical standard,100ug/ml in water
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灭幼脲标准溶液,57160-47-1,analytical standard,100ug/ml in actone
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100ug/ml标准品
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禾草敌标准溶液,2212-67-1,1.00mg / ml in methanol
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