Cylinder Measuring, Graduated, Material: Borosilicate glass, Class -A glass hexagonal base, with spout, Complete with protective guard, as per ASTM E1272 standard, Blue Graduation, Sub. Div. - 1.0 ml, Tolerance - ont-style, sans-serif: >+/-0.25 ml, Capacity: 50 ml
Flask Volumetric with Glass Stopper Class - B, 100 ml, Borosilicate glass graduation mark, fitted with solid glass stopper, in compliance with ASTM-E288 standard.