Methods of test for petroleum and its products - liquid petroleum products - unleaded petrol - determination of organic oxygenate compounds and total organically bound oxygen content by gas chromatography using column switching 石油及其产品试验方法.液化石油产品.无铅汽油.使用柱转换气相色谱法测定有机氧饱和化合物的含量和有机束缚氧的总含量
Oxygen saturation monitor pulsox - 2 is easy to operate , easy to read , high stability , high durability , economical and long lasting battery . it s as simple as putting on a glove . for daily spot checking of spo2 and pulse rate . in hospitals , clinics , doctor s offices , home health care environments 精细小型pulsox - 2血氧饱和计操作简单，尤如戴上手套；并配备大型液晶显示，读取容易、稳定性高、耐用、经济及特长电池操作，是在医院、诊所、医生办公室而至家庭健康护理，并进行定点spo2含量和脉搏测量的不可缺少的帮手。
