Guyana National Bureau of Standards |  Portal 

    Standards

    Conformity assessment -Code of good practice
    Hand sanitizers – Alcohol-based hand sanitizers – specifications
    Sodium hypochlorite solution (Liquid Chlorine Bleach) – requirements
    GYS IEC 61850-7-4 : 2003 Communication networks and systems in substations - Part 7-4: Basic communication structure for substation and feeder equipment - Compatible logical node classes and data classes