广州化工
廣州化工
엄주화공
GUANGZHOU CHEMICAL INDUSTRY AND TECHNOLOGY
2015年
16期
160-161,204
,共3页
生化需氧量%压差法%石化污水
生化需氧量%壓差法%石化汙水
생화수양량%압차법%석화오수
BOD5%manometric method%petrochemical sewage
介绍了HCM－100 BOD5测定仪压差法测量原理及测定方法，利用压差法对标准样品、石油化工污水样品进行分析，并与稀释接种法进行对比，从分析结果看， HCM－100 BOD5测定仪压差法与稀释接种法测量BOD5的准确度和精密度无显著差异，符合国家标准质控允许的范围内。 HCM－100 BOD5测定仪克服了稀释接种法工作量大操作繁琐、所需试剂多、稀释倍数难确定等缺点，具有操作简便、快速，节省人力、物力等优点，可用于对石油化工污水的分析。
介紹瞭HCM－100 BOD5測定儀壓差法測量原理及測定方法，利用壓差法對標準樣品、石油化工汙水樣品進行分析，併與稀釋接種法進行對比，從分析結果看， HCM－100 BOD5測定儀壓差法與稀釋接種法測量BOD5的準確度和精密度無顯著差異，符閤國傢標準質控允許的範圍內。 HCM－100 BOD5測定儀剋服瞭稀釋接種法工作量大操作繁瑣、所需試劑多、稀釋倍數難確定等缺點，具有操作簡便、快速，節省人力、物力等優點，可用于對石油化工汙水的分析。
개소료HCM－100 BOD5측정의압차법측량원리급측정방법，이용압차법대표준양품、석유화공오수양품진행분석，병여희석접충법진행대비，종분석결과간， HCM－100 BOD5측정의압차법여희석접충법측량BOD5적준학도화정밀도무현저차이，부합국가표준질공윤허적범위내。 HCM－100 BOD5측정의극복료희석접충법공작량대조작번쇄、소수시제다、희석배수난학정등결점，구유조작간편、쾌속，절성인력、물력등우점，가용우대석유화공오수적분석。
The pressure-difference method measuring principle and determination method of HCM -100 BOD5 instrument were introduced.Using the pressure-difference method of standard samples , petroleum chemical sewage samples were analyzed.Compared with dilute inoculation method , the analysis results showed that accuracy and precision of BOD5 measuring by HCM-100 BOD5 instrument pressure difference method and dilution inoculation method had no significant differences conformed to the state standards quality -control allowed range.The pressure-difference method overcame the weakness , such as trival dilution inoculation method operation , big workload , too much reagents using , difficult to determine diluted times , the operation is fast and simple , saves manpower and material resources advantages , and can be used for petroleum chemical wastewater analysis.
