This standard is applicable to the food additive pyromagnetic acid monooxydidioxide prepared by reacting disodium pyrophosphate or phosphoric acid (including wet-process acid) and sodium hydroxide as raw materials. Upper 2 chemical name, molecular formula, relative molecular mass
GB 1886.348-2021 Referenced Document
GB/T 601 Chemical reagent.Preparations of reference titration solutions
GB/T 602 Chemical reagent--Preparations of standard solutions for impurity
GB/T 603 Chemical reagent--Preparations of reagent solutions for use in test methods
GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB 1886.348-2021 history
2021GB 1886.348-2021 National Food Safety Standard Food Additive Trisodium Hydrogen Pyrophosphate