Objective to establish a method to determine free hydrazine in isoniazid injection by difference spectrophotometry.
目的建立差示分光光度法测定异烟肼注射液中游离肼的方法。
Methods Paracetamol absorption value in penetration liquid was mensurated with skin penetration abs orb in vitro test method and difference spectrophotometry.
方法采用体外透皮吸收实验方法和差示分光光度法测定透过液中扑热息痛的吸收度。
A simple selective spectrophotometry has been developed for determination of molybdenum in the presence of tungsten based on the difference of polymeric behavior and complex ability.
本文报道了在大量钨存在下选择性测定微量钼的方法。
The solution in ampoules has been measured by flame atomic absorption spectrophotometry without significant difference between preparing value and measuring value.
配制完成后使用火焰原子吸收法对其进行了多次重复测量，结果表明，测量值与配制值一致。
The solution in ampoules has been measured by flame atomic absorption spectrophotometry without significant difference between preparing value and measuring value.
配制完成后使用火焰原子吸收法对其进行了多次重复测量，结果表明，测量值与配制值一致。
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