Culture Tube Flat Bottom with Rubber Liner Manufactured by Atico Medical \ Specifications :- Culture Tube Flat Bottom with Rubber Liner is manufactured in Borosilicate Glass. These Culture Tubes have Heavy Wall Thickness. Borosilicate Glass Culture Tubes are Heat Resistant Culture Tubes are Fully Autoclavable. Culture Tubes comes with Black Bakelite Cap which is autoclavable We are Manufacturer, Exporters and Suppliers of Culture Tube Flat Bottom with Rubber Liner at wholesale competitive prices from India. \ Model No Outer Dia x Length Capacity ML Pack Size PPTU 441 16 x 50 MM 15 ML 50 Pc. PPTU 442 25 X 57 MM 15 ML 50 Pc. PPTU 443 25 X 95 MM 30 ML 50 Pc. PPTU 444 25 X 145 MM 40 ML 50 Pc.