四甲基硫脲,Tetramethylthiourea;98%
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盐酸甲哌卡因,Mepivacaine hydrochloride;Pharmaceutical Secondary Standard; Certified Reference Material -
1,4-二乙酰苯,1,4-Diacetylbenzene;99% -
中性红,Neutral Red;certified by the Biological Stain Commission, Dye content, 50-60% -
1,1′-羰基二咪唑,1,1′-Carbonyldiimidazole [CDI];≥97.0% (T) -
氢氧化钡,Barium hydroxide;technical grade, ~95% -
邻羟基苯甲腈 [2-氰基苯酚],2-Hydroxybenzonitrile;99%
