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甲醇中1,2,4,5-四氯苯标样
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甲醇中咪鲜胺溶液标准物质,67747-09-5,1000μg/mL in Methanol
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甲醇中嗪草酮溶液标准物质,21087-64-9,1000μg/mL in Methanol
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First Standard® 甲醇中苯甲醇溶液,1000μg/mL
Benzylalcohol Solution in Methanol, 1000μg/mLFirst Standard®天津
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甲醇中1,2,3,4-四氯苯标样
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四氯乙烯,127-18-4,光谱纯,≥99%
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聚苯乙烯,1000,9003-53-6,分析标准品
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2,3,4,6-四氯酚标准溶液,58-90-2,2000μg/ml,溶于甲醇中
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甲醇中啶虫脒溶液,135410-20-7,1000μg/mL in Methanol,uncertainty 2%
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甲醇中双硫磷溶液,3383-96-8,1000μg/mL in Methanol,uncertainty 2%
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