supply_of_ngo_lab_materials procurement of chemicals, glassware pt samples and external calibration of all instruments etc. required for nabl recognition of 6 ngo managed laboratories under midnapore division phe dte. , list of materials : , calibration of measuring instruments traceable to nabl & as per requirements of nabl guideline for the equipments viz. spectrophotometer, ph meter, turbidity meter, oven, weight box, burette, pipette of different volume, volumetric flask of different volurne, measuring cylinder of different volume, thermometer & any other measuring instruments required for calibration as per nabl traceability & conformity with all calibration certificates. , edta disodium salt (titriplex-iii), 100 gm , turbidity standard non ratio, 1000 ntu, certified by iso 17025 accredited test method. nist traceable, 500 ml , ammonia buffer, ready to use solution 500 ml , arranging pt samples from verified pt provider and supervise cum assist for preparation & record of proficiency testing & the related technical documentation for nabl recognition and all related payment for pt samples testing. , ph buffers - 25°c : clear, colourless ph buffer solutions. tested at 25°c and certified by reagecons iso 17025 accredited test method. nist traceable, ph:4.00 ±0.01@25°c in 500 ml , ph buffers - 25°c : clear, colourless ph buffer solutions. tested at 25°c and certified by reagecons iso 17025 accredited test method. nist traceable, ph:7.00 ±0.01@25°c in 500 ml , ph buffers - 25°c : clear, colourless ph buffer solutions. tested at 25°c and certified by reagecons iso 17025 accredited test method. nist traceable, ph:10.00 ±0.01@25°c in 500 ml , tds standard, 300 ppm calibration standard , sodium hydroxide 1n, 2amp merck, thermo fisher, himedia