标准号:IS 4471-1981
发布日期:1982/10/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:1.1 This standard prescribes two methods, namely, gravimetric and volumetric, for determination of strength of naphthols. Both the methods are applicable to the naphthols given in Appendix A.