Index  >> Electric & Electronic Materials  >> Dosing Pump Series               ．CS074-3S         ．CS074-3L.3LST      Dosing Pump Series     CS074-3S   Dosing Pump － Small   Working life ＞ 2000 hours. Thermoplastic rubber tube, excellent resistance to abrasion and resist ozone, UV, acid, alkali, most oils and lubricants.     CS074-3L.3LST   Dosing Pump － Large   Working life ＞ 2000 hours. Thermoplastic rubber tube, excellent resistance to abrasion and resist ozone, UV, acid, alkali, most oils and lubricants. A special peristaltic tube is designed to resist acid and alkali (such as hydrofluoric acid 55%).