Dark reagent bottle

Dark reagent bottle Made of dark glass. Narrow -mouthed , has a polypropylene stopper with hexagonal head . The maximum volume of 250 ml, CAD/CAM LABORATORY EQUIPMENTS, educational cnc milling machines manufacturers, educational cnc LATHE machines manufacturers, Strength of Material Testing equipment supplier, mechanical engineering laboratory equipments suppliers, soil, bitumen, concrete testing, civil engineering laboratory equipments suppliers