标准号:IS 7659 Pt.1-1975
发布日期:1975/7/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围: This standard (Part I) prescribes methods for preparation of standard solutions (primary and secondary) commonly used in volumetric determinations prescribed in Indian Standards on chemical analysis of metals, ores and minerals.