A better Nitroso-R-salt spectrophotometric method was established to determine cobalt content in alloy steel.
本文改进了亚硝基r盐分光光度法测定合金钢中钴的分析方法。
3
The one study that analyzed kimchi and reported high levels of N-nitroso (the carcinogenic compound) found this after the kimchi was mixed with nitrites in "simulated human stomach conditions."