1,3-Diphenylguanidine

二苯胍

Vial crimp seals with PTFE/silicone/PTFE septa

Sodium hydroxide on support

Bisacodyl

比沙可啶

缩二脲试剂, Biuret reagent

Dibromo-DDE

COD Calibration Standard

带有 TFE/橡胶隔垫的带孔螺纹盖, Assembled screw cap with hole and TFE/rubber septum

Crimp seals, 11 mm, with PTFE/rubber septa

带 PTFE/橡胶隔垫的 11mm 钳口密封盖

L-Valine

L-缬氨酸