Re-advertisement: Quotations are hereby invited for the following: Calibration and certification of laboratory instruments for all Overberg Water Laboratories for a period of 36 months. Scope: 1. Spectrophotometers x 3; 2. Turbidity Meters x 3; 3. Conductivity Meters x 3; 4. Colour Meters x 3; 5. pH Meters x 3; 6. Chlorine Meters x 3; 7. Incubators x 3; 8. Flocculators (Stirrers) x 3; 9. Balance scales x 3; 10. Kent Clear span Totalisators x 2; 11. Avery scale (25kg) x 1; 12. Avery scale (250kg) x 13; 13. Wolverhampton Scales x 5. (投標 №87565612cn)