100 High-Quality Additive-Free Vacutainers
*FOR ANIMAL VETERINARY USE ONLY*
3mL fill volume evacuated vacutainer tubes.
These additive-free blood collection tubes are progesterone-safe, and recommended for normal use. Color of cap does not always indicate chemical additive, these are additive-free but may have black, white, or red cap colors, depending on availability.
*brand subject to substitution.
They are perfect came on time