Guyana National Bureau of Standards |  Portal 

    Standards

    Sustainable tourism – Food safety and sanitation - requirements
    Sustainable tourism – Water treatment, management and efficiency - requirements
    Sustainable tourism – Solid waste management - requirements
    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