bids are invited for st060050165 - sodium sensing electrode, on line ross sodium half cell screw cap, part no. 210048 for sodium analyzer orion make model 2111ll , st060050166 - sodium reference electrode, on line ross ultra reference with side arm, part no. 210058 for sodium analyzer orion make model 2111ll , st060050168 - diffusing tubing, part no 211194 , st060050169 - sodium standard solution kit , part no 181140 , st060050170 - high level sodium standard kit, part no 181141 , st060050171 - maintenance kit 2111ll, part no 2111mk , st060050172 - ammonium electrode w screw cap connector , part no. - 100047-wa for ammonia analyzer orion make model 1810 , st060050173 - ammonium reference electrode , part no. - 100056 for ammonia analyzer orion make model 1810 , st060050175 - diffusing tubing kit for ammonia analyzer orion make model 1810, part no 150060 . thick, 4 ft , st060050176 - ammonia standard solution kit includes two 2 az bottels of standard 1 - 191 ppm nh3 and standard 2 - 1920 nh3, part no. 181040 for ammonia analyzer orion make model 1810 , st060050178 - acid reagent for ammonia, part no. 181030, for ammonia analyzer orion make model 1810, 2l without tubing , st060050179 - hydrazine sensing electrode part no 100022 , st060050180 - hydrazine reference electrode,part no 100056 , st060050182 - diffusing tubing, part no 150060 , st060050184 - hydrazine standard solution 100 ppm, part no 151810 , st060050432 - regulator assembly, part no 2100rg for thermo analyzer , st060050329 - pump assembly ,2111ll, part no 2111pa , st060050418 - electronics faceplate part no 2110xpep for ammonia analyser , st060050418 - electronics faceplate part no 2118xpep for hydrazine analyser total quantity : 39