Our company is engaged in processing of industrial minerals like GROUND CALCIUM CARBONATE (CALCITE), inorganic substance, day to day raw material testing and finish product testing. Testing methods are as per ISI method. Duty time is morning 8.30 to evening 7.30. Lunch time 12.00 to 12.30.Collect samples of raw material, and do the necessary test as per instructions, collect finished product samples and carry the necessary test.person must know ISI test method & do the machine calibration, tit-ration method for determination of CaCO3, MgCO3 & SiO2