■ Vacuum blood collection needle and holder are used with vacuum tubes to collect the blood,the
needle size marked with different colors in 20G,21G and 22G.
■ Note:Please use the needle by the professional user and under correct performance to avoid the
needlestick injury.Sharp&smooth edges make penetration painless,
easy connection to rubber stoppers.Multi-sample needles permit several samples
to be taken with a single puncture.