Roller vials are designed for in-wall cultivation of monolayer and suspension cell cultures, should be made of neutral borosilicate glass with a nominal volume of 3.5 dm3.
Usable area 1410-1430 cm2;
Total height - 475 - 485 mm;
Diameter of roller vials - 100 - 110 mm;
Height of vial surface up to rounding (height to shoulders) - not more than 410 mm;
Internal diameter of the neck - 30 - 32 mm;
Volume up to shoulders - not less than 3300 cm3 and not more than 3700 cm3;
On the side surface of the roller vial shall be marked the graduation of liquid volume from 200 to 1000 ml;
20% of roller vials from the delivery (order) should have color markings on the side or bottom of the vial;
Sterilization temperature not less than 140 degrees, double sealing of the cap to the vial
1000 PCS. Of roller bottles;
1150 PCS of caps for rollers (PP, GL45);