"FILTER ASSEMBLY INCLUDES A CLEAR PLASTIC CANNISTER,2 INCHES X 5 INCHES,WITH INLET AND OUTLET TUBING; CANNISTER HAS 0.45 MICRON HYDROPHOBIC VENT FILTER WITH REMOVABLE RUBBER CAP; FILTER IN CANNISTER BASE IS BACTERIA RETENTIVE CELLUIOSIC FILTER COMPOSITE ON A POLYESTER SUBSTRATE; INLET TUBING HAS LATEX SLEEVE SUITABLE FOR INJECTION WITH SYRINGE; OUTLET VACUUM TUBING IS USED TO CONNECT UNIT TO EVACUATED BOTTLE OR VACUUM SYSTEM; INLET AND OUTLET TUBING SUPPLIED WITH SLIDE CLAMPS AND BOTTLE SPIKES; TRYPTIC SOY BROTH,100 ML.,STERILE,SUPPLIED AS GENERAL PURPOSE NUTRIENT; LABELS FOR IDENTIFICATION AND QUALIY CONTROL LOG INCLUDED; 6 UNITS PER PACKAGE"