Displaying items 1 - 3 of 3
Twist-it Stopper #3Twist-it Stopper, Size #3
With size #3 Twist-It Stoppers you get three stoppers in one! Two simple twist-off seals permit easy conversion from a solid to a 1 or 2-hole stopper. NC-0972
$0.95
Twist-it Stopper #4Twist-it Stopper, Size #4
With size #4 Twist-It Stoppers you get three stoppers in one! Two simple twist-off seals permit easy conversion from a solid to a 1, or 2-hole stopper. Fits 25X150 and 25X200 Test Tubes. NC-0973
$1.25
Twist-it Stopper #5Twist-it Stopper, Size #5
With size #5 Twist-It Stoppers you get four stoppers in one! Three simple twist-off seals permit easy conversion from a solid to a one, two, or three-hole stopper. Fits 125ml Erlenmeyer Flasks. NC-0974
$1.45