Manufactured in polypropylene (PP) and polystyrene (PS). Codes 301200 (mod. 1), 401200 (mod. 2) and 401204 (mod. 8) have internal graduations.
Codes 301213 (mod. 3) and 301212 (mod. 4) are flared at their top for easy pouring and have a special sedimentation base.
Codes 301200 (mod. 1), 401200 (mod. 2) and 301202 (mod. 7) have an external rim. All models are suitable for centrifugation.
PS tubes: 7,500 xg; PP tubes: 15,000 xg.
Except code 301212 and 301213 to 3,000 xg.