Description
Referring to the preparation method of bromine standard titration solution in GB/T601-2016 "Preparation of Chemical Reagent Standard Titration Solution", high-purity potassium bromate and potassium bromide were prepared using the gravimetric method in a clean room at room temperature of 20 ℃± 4 ℃ with six times purified water (via ion exchange, reverse osmosis, and six effect distillation) as the solvent