bids are invited for 10 ml glass pipette class a certificate - should have class a volumetric pippette for manufacturign accurancy and nabl certificate for calibration. should be of borosilicate glass 3.3 , 25 ml glass pipette class a certificate - should have class a volumetric pippette for manufacturign accurancy and nabl certificate for calibration. should be of borosilicate glass 3.3 , 5 ml glass pipette class a certificate - should have class a volumetric pippette for manufacturign accurancy and nabl certificate for calibration. should be of borosilicate glass 3.3 , alcoholmeters - alcoholmeters with nabl calibration certificate , all level sampler 20mm diameter - all-level liquid samplers/1000 ml/ lowering cables/height apprx 427mm , calibrated 100ml measuring cylinder - measuring cylinder with hexagonal base, pour out design, borosilicate glass with is 1997 and iso 4788 compliant , calibrated 150 ml glass stoppered cylinder - calibrated 150 ml glass stoppered cylinder with 0.5 ml graduation from 0 to 50 ml and 1 ml graduation from 50 to 150 ml , calibrated hydrometer with nabl calibration certificate range 650-700 - calibration standard iso 650, bs 718, astm, etc/certificate nabl , calibrated hydrometer with nabl calibration certificate range 700-750 - calibration standard iso 650, bs 718, astm, etc/certificate nabl , calibrated hydrometer with nabl calibration certificate range 750-800 - calibration standard iso 650, bs 718, astm, etc/certificate nabl , calibrated hydrometer with nabl calibration certificate range 800-850 - calibration standard iso 650, bs 718, astm, etc/certificate nabl , calibrated hydrometer with nabl calibration certificate range 850-900 - calibration standard iso 650, bs 718, astm, etc/certificate nabl , calibrated hydrometer with nabl calibration certificate range 900-950 - calibration standard iso 650, bs 718, astm, etc/certificate nabl , calibrated thermometers with valid calibration certificate ip 64c - astm 12c standards and ip64 p