Suitable for emergency centers There are five sizes

Two-sided chestpiece with tunable diaphragms on both the adult and pediatric sides. Single-piece tunable diaphragm is easy to attach, an...

Keywords: (2S,3S)-2,3-Dihydroxysuccinic acid;D-Threaric acid;(2S,3S)-(-)-Tartaric acid;D-(-)-Tartaric Acid;D(-)-Tartaric acid; CAS No: ...

Pyridine-3-carboxamide/Vitamin PP/Nicotinic acid amide/3-Pyridinecarboxamide;Nicotinamide is structural style of Vitamin B, which is impo...