氨态氮总 标准查询与下载
共找到 150 条与 氨态氮总 相关的标准，共 10 页
本文件描述了一种用凯氏氮法测定摄影冲洗废液中总有机氮和任何氨态氮含量的方法。本方法能测定摄影冲洗废液中的总凯氏氮,以氨计浓度范围为10 mg/L~200 mg/L,或以氮计浓度范围为8 mg/L~160 mg/L。如果单独测定并减去氨态氮(见ISO6853),就能确定有机氨基氮的浓度
Photography—Processing waste—Determination of total amino nitrogen(microdiffusion Kjeldahl method)
이 규격은 켈달법에 의한 총 유기 질소와 사진 현상 폐액 내에 존재하는 임의의 암모니아
Photography-Processing waste-Determination of total amino nitrogen-Microdiffusion Kjeldahl method
This International Standard specifies a method for the determination of the total organic nitrogen, as well as any ammoniacal nitrogen, present
Photography - Processing waste - Determination of total amino nitrogen (microdiffusion Kjeldahl method)
This International Standard specifies a method for the determination of the total organic nitrogen, as well as any ammoniacal nitrogen, present
Photography - Processing waste - Determination of total amino nitrogen (microdiffusion Kjeldahl method)
Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version CEN/TS 15750:2008
Fertilizers - Determination of different forms of nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
De norm is van toepassing op de bepaling van opgelost ammonium in alle soorten water met een am-moniumstikstofgehalte van ten minste 0,01 mg/l aan N
Water - Photometric determination of the content of ammonium nitrogen and of the sum of the contents of ammoniacal and organically bound nitrogen according to Kjeldahl by continuous flow analysis
Specifies a method for the determining the total organic nitrogen as well as any ammoniacal nitrogen present in photographic processing wastes
Photography (Processing) - Effluents - Determination of Total Amino Nitrogen - Microdiffusion Kjeldahl Method
De methode is van toepassing op slib, zoals zuiveringsslib, sedimenten en gesuspendeerde stoffen in afvalwater of oppervlaktewater. Aromatische en
Sludge - Determination of the sum of ammoniacal and organically bound nitrogen according to Kjeldahl after mineralization with selenium
De norm is van toepassing op alle soorten slib. De methode is met name gericht op controle op de goede werking van zandvangers bij
Sludge - Determination of sand and other acidinsoluble material, and the fraction with a partiele size greater than 0,1 mm - Gravimetric method
Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
De methode is van toepassing op alle soorten water. Aromatische en heterocyclische stikstofverbindingen worden niet volledig meebepaald. Anorganische
Water - Determination of the sum of ammoniacal and organically bound nitrogen according to Kjeldahl after mineralization with selenium
De methode is van toepassing op alle soorten water. Aromatische en heterocyclische stikstofverbindingen worden niet volledig meebepaald. Anorganische
Water - Determination of the sum of ammoniacal and organically bound nitrogen according to Kjeldahl after mineralization with selenium
Fertilizers. Determination of different forms of nitrogen in the same sample: nitric, ammoniacal, cyanamide and urea nitrogen
本方法适用于酿造酱油时在制品的氨态氮测定
Analysis of ammoniacal nitrogen
