Fits 15X125 Test Tubes. Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14555. Sold in a pack of 12 stoppers.
Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14556
Fits 20X150 Test Tubes. Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14557
Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14920
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
Fits 125mL Pyrex Erlenmeyer. Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14662
Fits 250mL Pyrex Erlenmeyer. Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14663. Sold in a pack of 12 stoppers.
Fits 500mL Pyrex Erlenmeyer. Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14664
