IS 285 (1992): Laundry Soaps - Public.Resource.Org
IS 285 : 1992 LAUNDRY SOAP — SPECIFICATION ( Third Revision) (Amendment 1, page 2, clause 5.5.4) — Substitute the following for the existing text: 'The non soapy detergent (NSD), if used, in the manufacture of laundry soap shall be readily biodegradable when tested by modified sturm test as prescribed in IS 13933 :1995*.