RS ISO 7251:2005 MICROBIOLOGY OF FOOD AND ANIMAL FEEDING STUFFS — HORIZONTAL METHOD FOR THE DETECTION AND ENUMERATION OF PRESUMPTIVE ESCHERICHIA COLI — MOST PROBABLE NUMBER TECHNIQUE
19,500.00
38
741,000.00
2
Rwanda Standards
RS ISO 8779 PLASTICS PIPING SYSTEMS — POLYETHYLENE
(PE) PIPES FOR IRRIGATION — SPECIFICATIONS
