BIS-ISI Certificate for K Acid
Product K Acid Certification Body Bureau of Indian Standards Indian Standard IS 11557: 1986 Scope This standard prescribes the requirements and the methods of sampling and testing for 2-naphthylam1ne – 3: 6: 8 — Tri sulphonic acid technical. Voluntary/Mandatory Proposed Under Mandatory Implementation date 14th May 2025 End-use application K