·         “TD” appears on each cylinder and indicates the cylinder is calibrated to deliver

·         Class B

·         Single metric scale, with bumper

·         The pack consists of 5 cylinders (one each) in sizes of 10, 25, 50, 100 and 250 mL

·         Designed from ASTM Specification E1272, Style I, Class B requirements

·         Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements