Uv-vis spectrophotometer, haemoglobin meter, digital spectrophotometer, flame photometer, water/soil analysis kit, auto karl fischer titrimeter, photo colorimeter, digital colony counter, digital turbidity /nephelo meter, digital & microprocessor based ph meter, conductivity meter, dissolved oxygen meter, melting point apparatus, t.D.S. Meter, balance cell photo colorimeter, o.R.P. Meter, potentio-meter, salt meter, etc...