Set Consists Of Two Items 1. Viscometer, U-Tube, Reverse Flow, Bs/Ip/Rf, Size:7, Nominal Con Stant 3.0, Minimum Kinematic Viscosity Range 600-3000, Sq.Mm/Sec, As Per Astm D 445 And Iso-3104, Ast M D 446 And Iso-3105, Material Made From Borosilicate Glass Make: Vensil Or Its Equivalent. Note: A) Firm S Hould Submit Nabl Approved Labs Calibration Certificate @ 40 & 100 Degree Centigrade Along With Supply. B) Firm Should Permanently Mention And Size & Serial Number On The Tube. C). Firm Should Submit Separate Certificate For Each Tube. Qty-01 No 2. Viscometer, U-Tube, Reverse Flow, Bs/Ip/Rf, Size:7, Nominal Constant 3.0, Minimum Kinematic Viscosity Range 600-3000, Sq.Mm/Sec, As Per Astm D 445 And Iso-3104, Astm D 4 46 And Iso-3105, Material Made From Borosilicate Glass Make: Vensil Or Its Equivalent. Note: .A) Firm Should Permanently Mention And Size & Serial Number On The Tube. Qty-03 Nos. [ Warranty Period: 30 Months Af Ter The Date Of Delivery ] ]