Guyana National Bureau of Standards |  Portal 

    Standards

    Specification for the labelling of retail packages of tobacco products
    Labelling of tobacco products
    Specification for liquid commercial capacity measures (Metric).
    Metric practice guide conversion factors and procedures
    Requirements for advertising – Part 3: Advertising of cigarettes
    Optics and optical instruments – Ophthalmology - Graduated dial scale
    Steel and iron castings — Magnetic particle testing
    Steel and iron castings — Liquid penetrant testing
    Specification for Equal arm scales (4 kg)
    Specification for net content in packages