Guyana National Bureau of Standards |  Portal 

    Standards

    Gas welding equipment — Safety devices- Part 1: Devices not incorporating a flame (flashback) arrestor
    Conformity assessment -Code of good practice
    Sustainable tourism – Food safety and sanitation - requirements
    Sustainable tourism – Water treatment, management and efficiency - requirements
    Sustainable tourism – Solid waste management - 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
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