Fitted with D.C. MOTOR but to work on 220 Volts AC with Variable Speed from 20 R.P.M. to 100 R.P.M. Approx. SECORE Jar Test Apparatus allows efficient and economical flocculation matter and collides in general and also has been specially designed for use in water treatment to correctly estimate the dosing of alum and such other coagulants for treatment of Water sewage and flock formation test in water Treatment plants. Heavy duty structural construction for rigidly and vibration-provide diffused cold light to flock Samples. The gear chain for multiple spindle Drive gives same speed for all the stainless steel stirring paddle approx. 1"× 3" are attached to the rod having 10" long approx.: with lighting knob at top permit adjustment of paddle height spacing of approx.: 6" in between rods permits use to 1000 ml glass beaker which rest directly on bench. Cap. 1 litter to 2 litters Stirring 2 Spindle Digital timer & R.P.M. counter.1 0-200 R.P.M.AJANTA