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MDN-12 气相毛细管柱
甲苯:丙酮(9:1)中唑酮草酯(游离酸)
2,5-二氨基-4,6-二氯嘧啶
Swinnex 换膜过滤器,47mm
PRISM RPN 5UM 250X1MM COLUMN
1000mL广口塑料瓶
优级纯1,5-二苯基卡巴肼, for analysis ACS, 98%
CLIPS FOR SPHERICAL JOINTS KS 51, WITH ADJUSTING SCREW, STAINLESS STEEL
蔗糖水溶液标准物质(糖量计检定校准用50%)
p-Phenoxyphenylacetic Acid