GOST EN 12014-3-2015
食品. 硝酸鹽和/或亞硝酸鹽含量的測定. 第3部分. 在硝酸鹽到亞硝酸鹽的酶促還原反應(yīng)之后對肉制品硝酸鹽和亞硝酸鹽含量的分光光度法測定
Foodstuffs. Determination of nitrate and/or nitrite content. Part 3. Spectrophotometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite