Guyana National Bureau of Standards |  Portal 

    Standards

    Specification for liquid commercial capacity measures (Metric).
    Metric practice guide conversion factors and procedures
    Optics and optical instruments – Ophthalmology - Graduated dial scale
    Specification for Equal arm scales (4 kg)
    Specification for net content in packages
    Specification for net content in packages
    General requirements for the competence of testing and calibration Laboratories
    Specification for Urea, fertilizer grade
    Specification for Urea, fertilizer grade
    General requirements for safety in laboratories