Guyana National Bureau of Standards |  Portal 

    Standards

    Contraceptive Devices × Cooking Appliances × Fertilizer × Stationary containers and tanks ×
    Specification for domestic gas stoves for use with liquefied petroleum gases
    Specification for Urea, fertilizer grade
    Specification for Urea, fertilizer grade
    Specification for Rotationally moulded polyethylene water storage tanks