Chemtron Science Laboratories, Navi Mumbai CSL is an iso 9001 certified company with over 16 years of experience in calibration gases, pure gases, speciality gases, gas handling equipments, gas chromatographs and gas analyzer. Founded in 1992 by Dr.O.P.Srivastava & B.A.R.C. Scientist to manufacture calibration gas standards which was non existant in india. Today we stand as number one suppliers of gas standards in india from calibration gas standards as the base product we have diversified in to pure gases i.e speciality gases and then to gas handling systems and then to gas analayzers and gas chromatographs. Today we have close to 20 products covering end to end solution to the customers.