
Photography (processing) - Effluents - Determination Of Total Amino Nitrogen - Microdiffusion Kjeldahl Method
出版:American National Standards Institute

專家解讀視頻
基本信息
標準編號: PIMA IT4.47:1998
發(fā)布時間:1998/1/1 0:00:00
標準類別:Standard
出版單位:American National Standards Institute
標準頁數(shù):0
標準簡介
Specifies a method for the determining the total organic nitrogen as well as any ammoniacal nitrogen present in photographic processing wastes.
標準備注
Revision and redesignation of ANSI/ISO 6851, ANSI PH4.47. (08/2001)
本標準替代的舊標準