
Methods of test for phosphoric acid for industrial use. Determination of iron content
出版:British Standards Institution

專家解讀視頻
基本信息
標準編號: BS 4258-2:1968
發布時間:1968/1/31 0:00:00
標準類別:Standard
出版單位:British Standards Institution
標準頁數:0
標準簡介
Spectrophotometric determination using 2,2$2N-bipyridyl; acids containing polyphosphoric acid treated as a special case.
標準備注
? British Standards Institution 2013
等同采用的國際標準
ISO R 849:1968 - Similar