graduated write-on patch 5.0 borosilicate crimp vial price. 10mL Serum Vials - pre-washed, 24x50mm, 20mm crimp finish, Case of 756 pieces (4 reams of 189 pieces). Manufactured using USP Type 1 borosilicate glass. Item No. 62121W-10-756 Case of 756 pieces: $250.00 USD (please. screw thread graduated marking spot chromatography glass vials