1406 REAGENT BOTTLE (Media), Blue Screw Cap, GL45 with Graduation Borosilicate Glass 100ml, 250ml. 500ml, 1000ml, 2000ml, 3000ml, 5000ml, 10000ml, 20000ml, more details, please contact with us. Thanks! 1431 Filtering flask with upper tubulature 1.Product Description Filtering flask with upper tubulature Used in the chemical industry, petrochemical industry, biochemical