Guyana National Bureau of Standards |  Portal 

    Standards

    Hand sanitizers × Chemicals for industrial and domestic × Certification × Steel and Iron Castings ×
    Steel and iron castings — Magnetic particle testing
    Steel and iron castings — Liquid penetrant testing
    Conformity assessment – Fundamentals of product certifications and Guidelines for product certification schemes
    Hand sanitizers – Alcohol-based hand sanitizers – specifications
    Sodium hypochlorite solution (Liquid Chlorine Bleach) – requirements