purchasing equipment and related literature required for sample testing in the laboratory. (for technical sanctioned)-item no: 1 pocket colorimeter ii fixed wavelength 450 nm. for chlorine estimation with facility to add user defined methods. lovibond md 600 code no. 214020 orhach dr900 code number:9385100 with cuvette or merck code no. 1.73632.0001 spectroquant move 100 mobile colorimeter, instrument in carring case, for chlorine analysis or orion aqua code no. aq3700 colorimeter for chlorine estimation. (to be supplied with all standard accessaries) (ssr item no: 30.00) (pmc water supply electrical) unique no (284219) rate list year (2022-2023) item no: 2 spectroquant® surfactants (anionic) cell test range 0.1-7.5 mg/l triton x-100, merck code no. 1.14697.0001 (ssr item no: 10.00) (pmc water supply electrical) unique no (284199) rate list year (2022-2023) item no: 3 mercuric nitrate monohydrate excelar merck code no 1.93242.0121 or avantor code no rankm2700 or thermo fisher code no. m/3012/48 (ssr item no: 32.00) (pmc water supply electrical) unique no (284221) rate list year (2022-2023)