Karishma Instruments Pvt. Ltd. Offers In-Line Colour Monitor. Karishma Instruments Pvt. Ltd. Manufactures Laboratory Turbidity Meter, On-line Turbidity Meter, Fluorescence Meter, and Absorption Meter etc. The In-Line Colour Monitor is used for UV absorption measurement [DOC-monitoring], Hazen colour measurement, Colour measurement in sugar, hydrocarbons, etc., Concentration measurement of electrolytes, ClO2, Cl2, O3, etc., Monitoring of dyeing and decolorizing processes.