RS ASTM C231/C231M-26 STANDARD TEST METHOD FOR AIR CONTENT OF
FRESHLY MIXED CONCRETE BY THE PRESSURE
METHOD
15,000.00
8
120,000.00
2
Rwanda Standards
RS ASTM C1064/C1064M-23 STANDARD TEST METHOD FOR TEMPERATURE OF
FRESHLY MIXED HYDRAULIC-CEMENT CONCRETE
4,500.00
8
36,000.00
3
Rwanda Standards
RS ISO 7201-2: 1991 FIRE EXTINGUISHING MEDIA — HALOGENATED HYDROCARBONS — PART 2: CODE OF PRACTICE FOR SAFE HANDLING AND TRANSFER PROCEDURES OF HALON 1211 AND HALON 1301
