过氧化氢溶液为医院临床常用的消毒防腐药,配成注射剂还用于治疗某些缺氧性疾病如肺心病、冠心病、各种类型的休克等。但过氧化氢溶液不稳定,光、热甚至灰尘及器皿表面粗糙等因素,都能加速其分解而失效。我们用盐酸普鲁卡因 Hydrogen peroxide solution is commonly used in hospital clinical disinfection preservatives, with injection is also used to treat certain hypoxic diseases such as pulmonary heart disease, coronary heart disease, all types of shock. However, hydrogen peroxide solution instability, light, heat and even dust and surface roughness and other factors, can accelerate the decomposition and failure. We use procaine hydrochloride