potassium persulfate meaning in Chinese

过(二)硫酸甲
过硫酸甲
过硫酸钾

Photography chemicals - potassium persulfate
摄影用化学药品.过硫酸钾
Water quality - determination of total nitrogen - alkaline potassium persulfate digestion - uv spectro photometric method
水质总氮的测定碱性过硫酸钾消解紫外分光光度法
Water quality - determination of total mercury - potassium permanganate - potassium persulfate decomposed method - dithizone spectrophotometric method
水质总汞的测定高锰酸钾-过硫酸钾消解法双硫腙分光光度法
Solid substrate - room temperature phosphorimentric determination of trace tin in calcein - potassium persulfate - tin system with 1 , 10 - phenanthroline as sensitizer
邻二氮菲增敏锡催化过硫酸钾氧化钙黄绿素固体基质室温?光法测定痕量锡