Guyana National Bureau of Standards |  Portal 

    Standards

    Specification for Compressed oxygen gas
    Specification for Compressed oxygen gas for industrial use only
    Specification for Bread and Rolls
    Specification for Ice-cream and related products
    Specification for Ice-cream and related products
    Specification for Urea, fertilizer grade
    Specification for Urea, fertilizer grade
    Specification for brewed products
    Specification for carbonated beverages
    Specification for drinking water