Borosilicate glass graduated cylinder, includes plastic guard and plastic detachable hexagonal base. With spout and protection collar. As per DIN EN ISO 4788 standard, Sub Div.: 0.5 ml, Tolerance: +/-0.50 ml, Capacity 25ml with 0.5ml graduations.
Thermometer, Material: Glass, Dual scale, Mounted on aluminum back, Filling: 3 grams of Toluene mixed with red color, Temperature: -20 deg to 110 deg C
Concave Mirror, Material: Glass, designed for physics and educational uses, Because of their educational use design, there may be minor imperfections that do not affect physical function, Bulk lens and mirror sets available upon request, Size: 3in dia, 75mm Focal Length - 3mm Thick