标准号:STAS 4992-1968
中文标准名称:技术类草酸
发布日期:1969/10/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:1 Prezentul standard se refer? la acidul oxalic tehnic
Formula chimic?: COOH-COOH.2H20 Masa molecular? : 126,07
2 Dup? concentra?ie acidul oxalic se livreaz? ?n dou? calit??i:
— calitatea I,
— calitatea II.