双波长法、三波长法在六价铬盲样考核分析中的应用
쌍파장법、삼파장법재륙개락맹양고핵분석중적응용
Determination of chromium (Ⅵ) in blind sample by two dual-wavelength spectrophotometric methods and triplex-wavelength spectrophotometric method
  • 万方数据
    化学工程师 화학공정사
    CHEMICAL ENGINEER
    2014年 3期 24-26 ,共3页

    梁鹏山%俞卫峰%汤晓兰

    량붕산%유위봉%탕효란

    六价铬%二苯碳酰二肼分光光度法%双波长分光光度法%三波长分光光度法 六價鉻%二苯碳酰二肼分光光度法%雙波長分光光度法%三波長分光光度法
    륙개락%이분탄선이정분광광도법%쌍파장분광광도법%삼파장분광광도법
    chromium(Ⅵ)%diphenylcarbazide spectrophotometric%dual-wavelength spectrophotometry%triplex-wavelength spectrophotometry
    采用两种双波长法和一种三波长法对六价铬盲样进行分析,测定波长均为540nm,两种双波长法的参比波长分别为750和660nm,三波长法的参比波长为460和660nm.与单波长法相比,两种双波长法和三波长法有利于提高六价铬标准样品及盲样测定结果的准确度和精密度.
    채용량충쌍파장법화일충삼파장법대륙개락맹양진행분석,측정파장균위540nm,량충쌍파장법적삼비파장분별위750화660nm,삼파장법적삼비파장위460화660nm.여단파장법상비,량충쌍파장법화삼파장법유리우제고륙개락표준양품급맹양측정결과적준학도화정밀도.
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