work assistance for sample collection and preparation , cleaning of equipments and glasswares ( for unit-1 to 10 ) and operation of chemical dosing system ( for unit-1 to 10 ) , cleaning of laboratory equipments , as per scope of work . , collection of different samples , as per scope of work . , addition of chemicals into stoarage tank , as per scope of work . , collection and preparation of samples , as per scope of work . , measurement of stack emission , as per scope of work . , shifting & handling of materials , as per scope of work . , operation of chemical dosing pumps , as per scope of work . , preparation of chemical solutions in dos , as per scope of work . , chemical handling , dosing & coordination , as per scope of work .