【TBT】BOS 495-1:2012, 16 A Plug and socket-outlet systems for household and similar purposes for use in Botswana – Part 1: Conventional system, 16 A 250 V a.c. – Specification
【TBT】BOS IEC 60745-2-3:2006 Hand-held motor-operated electric tools - Safety - Part 2-3: Particular requirements for grinders, polishers and disk-type sanders
【TBT】KS 2770 part 4: Admixtures for concrete, mortar and grout. Admixtures for grout for prestressing tendons. Definitions, requirements, conformity, marking and labelling