碳酸丙烯酯，Propylene carbonate；anhydrous, 99.7%
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![图片 3,3′,5,5′-四甲基联苯胺二盐酸盐水合物 [TMB二盐酸盐]，3,3′,5,5′-Tetramethylbenzidine dihydrochloride hydrate；97%](https://www.bszh.cn/images/thumbs/0005081_3355-tmb3355-tetramethylbenzidine-dihydrochloride-hydrate97_32.png "显示明细 3,3′,5,5′-四甲基联苯胺二盐酸盐水合物 [TMB二盐酸盐]，3,3′,5,5′-Tetramethylbenzidine dihydrochloride hydrate；97%")
3,3′,5,5′-四甲基联苯胺二盐酸盐水合物 [TMB二盐酸盐]，3,3′,5,5′-Tetramethylbenzidine dihydrochloride hydrate；97% -
硫酸庆大霉素，Gentamicin sulfate；Pharmaceutical Secondary Standard; Certified Reference Material -
甲基橙，Methyl Orange；for microscopy (Hist.), indicator (pH 3.0-4.4) -
碳酸钡，Barium carbonate；99.98% trace metals basis -
Luviquat™ FC 550；~40% active ingredients in H2O
