【TBT】KS 2769-13:2018 Admixtures for Concrete, Mortar and Grout - Test Methods Part 13: Reference Masonry Mortar for Testing Mortar Admixtures.
2018-12-07
Refractory cements, mortars, concretes and similar compositions, other than products of heading 38.01. (HS code(s): 3816); Cement. Gypsum. Lime. Mortar (ICS code(s): 91.100.10)