BD Vacutainer® Urine Specimen Collection KitUrine Specimen Collection Kit BD Vacutainer 4 mL 8 mL Plastic Collection Cup Collection Tube Sterile Includes preservative tube, urine collection cup and castile towelettes Becton Dickinson's microbiology collection products contain a lyophilized preservative that maintains urine for up to 48 hours at room temperature The preservative helps to prevent overgrowth without causing toxicity to existing pathogens Minimum fill line (3 mL) ensures proper