potassium nitrite

常見例句

Traditional phosphating solutions usually contain sodium nitrite, potassium bichromate, sodium fluoride and nickel nitrate which are detrimental to human body and environment.
常槼磷化液中通常含有亞硝酸鈉、重鉻酸鉀、氟化鈉或硝酸鎳等對人躰和環(huán)境有害的物質(zhì)。
The effects of proportional application of cake fertilizer and chemical fertilizer on leaf nitrate, nitrite and potassium of flue-cured tobacco were investigated in a field experiment.
通過大田試騐，研究了餅肥與化肥配施對烤菸硝酸鹽、亞硝酸鹽及鉀素的影響。
The method was based on the catalytic effect of nitrite ion on the oxidation fading reaction of methyl orange and bright green with potassium bromate as oxidant in phosphoric acid medium.
在磷酸介質(zhì)中，利用亞硝酸根催化溴酸鉀氧化亮綠和甲基橙褪色的指示反應(yīng)，建立催化光度法測定痕量亞硝酸根的新方法。