procurement of electrode ph, temp hi ph oakton and canon fenske routine glass viscometer tubes with calibration certificate and and amc kit for thermo make water demineralizer unit at hurl, gorakhpur , procurement of spares parts , ph electrode for water analysis lectrode ph/temp hi ph oakton - oakton all-in-one ph/atc electrode, refillable, glass,double-junction, bnc/mini-phono , cannon-fenske routine glass viscometer tubes (cfrc-200), part no. 9721-b65 , cannon-fenske routine glass viscometer tubes (cfrc-300), part no. 9721-b68 , cannon-fenske routine glass viscometer tubes (cfrc-350), part no. 9721-b71 , water demineralizer pm kit for genopure- genpure pro uv article no- 50131952 serial no- 3221909001235 , water demineralizer pm kit for paccific pacific tii 7uv article no- 50132131 serial no- 4111948001152