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
59
1,150,500.00
2
Rwanda Standards
RS ISO 5663: 1984 WATER QUALITY — DETERMINATION OF KJELDAHL NITROGEN — METHOD AFTER MINERALIZATION WITH SELENIUM
