CAJ | 학술논문

对商品漂水中铁的来源、性质及除去方法做了详细介绍，指出严格控制漂水中的铁含量是非常重要的，针对现行的次氯酸钠溶液的标准对含铁指标过宽以及准确性不高的问题，提出了修改意见，通过对显色原理、试剂及试验方法的改进，使新方法的检验准确性有明显的提高。
대상품표수중철적래원、성질급제거방법주료상세개소，지출엄격공제표수중적철함량시비상중요적，침대현행적차록산납용액적표준대함철지표과관이급준학성불고적문제，제출료수개의견，통과대현색원리、시제급시험방법적개진，사신방법적검험준학성유명현적제고。
The sources , properties and removal of ferrum in commodity bleaching liquid are introduced in detail,and the importance to severely control content of ferrum is indicated. Modifications to the too relaxed index of content of ferrum and comparatively low determination accuracy in present hypochlorite solution standard are recommended. Determination accuracy are improved by the new method with improved chromogenic mechanism,reagent and test method.