DELVOTEST SP 100 NT
TEST FOR ANTIBIOTICS IN MILK
THIS PRODUCT IS A STANDARD DIFFUSION TEST FOR THE DETECTION OF RESIDUES OF ANTIBACTERIAL SUBSTANCES IN MILK SAMPLES.
THE TEST CONTAINS SOLID AGAR MEDIUM SEEDED WITH STANDARDISED NUMBER OF SPORES OF BACILLUS STEAROTHERMOPHILUS VAR. CALIDOLACTIS TOGETHER WITH REQUIRED NUTRIENTS FOR GROWTH PURPOSES AND ANTIFOLATE TRIMETHOPRIM. THE MEDIUM IS COLOURED PURPLE BY THE PH INDICATOR BROMOCRESOL PURPLE.
MILK SAMPLES FREE FROM ANTIBACTERIAL SUBSTANCES, OR CONTAINING THEM BELOW SPECIFIC LEVELS WILL, WHEN ADDED TO THE TEST AT THE LEVEL OF 0.1 ML AND INCUBATED AT 64 ºC, ALLOW GERMINATION AND GROWTH OF THE BACTERIA. INDICATOR WILL CHANGE COLOUR.
MILK SAMPLES CONTAINING ANTIBACTERIAL SUBSTANCES AT OR BELOW TEST SENSITIVITY, GROWTH IS INHIBITED AND COLOUR REMAINS PREDOMINANTLY PURPLE.
SHELF-LIFE: 12 MONTHS FROM DATE OF PRODUCTION.
STORAGE: UPRIGHT IN ORIGINAL PACKAGKING. BETWEEN 4 - 8 ºC. PROTECT FROM FREEZING.
