supply of chemical for nabl lab water testing work laboratory p.h.e.sub division. manasa dist.- neemuch-fluoride standard 100ppm for use with (equipment) fluoride lon selective electrodes solution type-lon selective electrode calibration standard with 2 year of expiry from the date of supply. make-thermoscientific orion™ tisab iii concentrate for fluoride electrode (total lonic adjestment buffer) for use with (application) lonic strength adjustors used for analysis with ion selective electrodes and special reagents used with some ion selective electrodes packaging bottle. quantity 475 ml with 2 year of expiry from the date of supply. make-thermo scientific™™™ orion™™™™ hydrochloric acid (hol) 37% solution (grade ar/gr)make-envirnotech, nicp, loba chemie, merck reagent grade i water with conductivity <2 with coa and sds, with 2 year of expiry from the date of supply. make-envirnotech, nicp, loba chemie, merck turbidity standard 1000ntu solution, calibration standard solution formazine traceable to srm from nist as per iso/iec 17034 with nist tarceability certificate. make-merck, sigma aldrich, bnd or any iso/iec 17034 certified make. chloride standard solution traceable to srm form nist nacl in h2o 1000mg/l as per iso/iec 17034 with nist traceability certificate. make-merck, sigma aldrich, bnd or any iso/iec 17034 certified alkalinity standard solution, sodium carbonate 0.1n traceable to srm form nist as per iso/iec 17034 with nist traceability certificate. make-merck, sigma aldrich, bnd or any iso/iec 17034 certified