GB/T 601-2016 Translated English of Chinese Standard. (GBT 601-2016, GB/T601-2016, GBT601-2016): Chemical reagent - Preparations of reference titration solutionshttps://www.chinesestandard.net, 2019 M08 3 - 75 páginas This Standard specifies the preparation and calibration methods of the reference titration solutions of chemical reagents. This Standard applies to the preparation and calibration of the reference titration solutions for determining the purity and impurity content of chemical reagents by titration. Other fields are also available. |
Términos y frases comunes
150mL of water 2mL of starch according to Formula ADD 10mL ADD 2mL ammonium ferric sulfate amount specified anhydrous sodium carbonate blank test calculated according composite standard uncertainty constant-weight consumed by blank CONTINUE titration diamine tetraacetic acid DISSOLVE electrode endpoint ethylene diamine tetraacetic glass gauge capacity gram g gram per mole hydrochloric acid hydrochloric acid-ethanol indicator solution 10g/L iodine liter mol/L Mass of potassium milliliter mL Molar mass mole g/mol mole per liter perchloric acid potassium dichromate potassium iodate potassium permanganate potassium thiocyanate Preparation WEIGH reference reagent reference titration solution relative composite standard Relative standard uncertainty SHAKE sodium hydroxide sodium nitrite sodium oxalate sodium thiocyanate sodium thiosulfate c(Na2S2O3 solution consumed solution of ethylene solution of hydrochloric solution of perchloric solution of potassium solution of sodium solution volume calibrated specified in Table standard uncertainty component starch indicator solution sulfuric acid test is performed titration solution concentration uncertainty component introduced zinc chloride