RS ASTM C138/C138M-24a STANDARD TEST METHOD FOR DENSITY (UNIT
WEIGHT), YIELD, AND AIR CONTENT
(GRAVIMETRIC) OF CONCRETE
9,000.00
77
693,000.00
2
Rwanda Standards
RS ISO 11290-1: 2017 MICROBIOLOGY OF FOOD AND ANIMAL FEEDING STUFFS — HORIZONTAL METHOD FOR THE DETECTION AND ENUMERATION OF LISTERIA MONOCYTOGENES — PART 1: DETECTION METHOD