二乙二醇二乙酸酯,Diethyleneglycol diacetate;97%
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2,3,4,4',5-五氯联苯-2',3',5',6'-d4,2,3,4,4',5-Pentachlorobiphenyl-2',3',5',6'-d4 [PCB114-D4] -
2-叔戊基苯酚;2-tert-Amylphenol -
3-氯苯甲酸,3-Chlorobenzoic acid;NIST® SRM® 2144 -
六氟铝酸钠,Sodium hexafluoroaluminate;99.98% trace metals basis -
无水硫酸钠,Sodium sulfate;≥99.99% trace metals basis -
2,4-二氯苯甲酸,2,4-Dichlorobenzoic acid;Pharmaceutical Secondary Standard; Certified Reference Material
