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Tetraphenyl lead (无证书)
Base-Neutrals Spiking Mixture 1000ug/ml in Methylene chloride
地乐酚(达诺杀) 标准品
3,4,5-Trimethylphenyl methyl carbamate
3.4-Pyridinedicarboxylic acid (无证书)
盐酸西布曲明溶液, 100ppm
Okadaic Acid, Potassium Salt, >98%
氧杂环十六烯-2-酮
甲醇中苯乙烯溶液标准物质
1-Naphthaleneacetic acid