RS ISO 6461-1: 1986 WATER QUALITY — DETECTION AND ENUMERATION OF THE SPORES OF SULPHITE REDUCING ANAEROBES (CLOSTRIDIA) — PART 1: METHOD BY ENRICHMENT IN A LIQUID MEDIUM
4,500.00
58
261,000.00
2
Rwanda Standards
RS 533: 2023 NATURAL STONE TEST METHODS —
DETERMINATION OF FLEXURAL STRENGTH UNDER
CONCENTRATED LOAD