SEKO | Global Leader in Chemical Dosing Pumps & Metering ...- เครื่องจ่ายน้ำยาฆ่าเชื้อในโจฮันเนสเบิร์ก ,SEKO is one of the world's leading chemical dosing pump manufacturers. Alongside a comprehensive range of peristaltic pumps, motor-driven pumps and solenoid dosing pumps, we supply metering systems, controllers and measurement and analysis solutions for the cleaning and hygiene, water treatment and industrial process markets.SEKO | Global Leader in Chemical Dosing Pumps & Metering ...SEKO is one of the world's leading chemical dosing pump manufacturers. Alongside a comprehensive range of peristaltic pumps, motor-driven pumps and solenoid dosing pumps, we supply metering systems, controllers and measurement and analysis solutions for the cleaning and hygiene, water treatment and industrial process markets.