COD analysis requires digestion of samplers using potassium dichromate and sulphuric acid,. Spectralab offers two models 2015M for 20 ml sample size and 2025M for 2-5 ml sample size. The digested sample is then titrated against FeS04 , for which Model CT 15 is specially designed.

This composite Liquid Sampler is mainly used as water / waste water sampler. For collection of water sample at predefined time intervals, consisting of a pump with programmable controller. The quality of effluent does not remain same throughout the day. It therefore becomes essential to monitor various parameter again & again at different intervals to have correct idea. Using composite sampler you can get representative sample from 1lt to 10 lt in 24 hours time depending on the programme you select. This will help you reducing time & cost of analysis.

It consist of solid aluminium block with provision for heating vials and tubes. Uniform heating is achieved and can serve the purpose to function as solid block heater or dry block heater.

This handy air sampler works on mains as well as on rechargeable battery and makes it portable air sampler. This is useful for collecting air samples for air quality monitoring. This is ideal as a indoor air quality monitoring equipment.