Supply Of Hydrometer With Following Specification 1) Range: 1100-1300 Specific Gravity At 27 Degree Celcius. 2) Least Count: 0.005. 3) Accuracy: +/- 0.005. 4) Length Of Glass B Arrel: 260 +/- 2Mm. 5) Diameter Of Glass Barrel: 22Mm +/- 0.05Mm. 6) Length Of Float: 180Mm +/ 10Mm Complete With Rubber Bulb And Rubber Nozzle. [ Warranty Period: 12 Months After The Dat E Of Delivery ] ]