Silicone Stopper, Size #00

Silicone Stopper, Size #00

Fits 15X125 Test Tubes. Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14555

$0.60
Silicone Stopper, Size #1

Silicone Stopper, Size #1

Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14556

$0.70
Silicone Stopper, Size #2

Silicone Stopper, Size #2

Fits 20X150 Test Tubes. Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14557

$0.80
Silicone Stopper, Size #4

Silicone Stopper, Size #4

Fits 25X150 and 25X200 Test Tubes and 24/40 ground glass openings. Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14558

$1.00