This standard applies to the food additive carmine obtained by coupling 1-naphthylamine-4-sulfonate sodium as raw material with 2-naphthol-6,8-disulfonic acid dipotassium salt after diazotization.
GB 1886.220-2016 Referenced Document
GB/T 601 Chemical reagent.Preparations of reference titration solutions*, 2016-10-13 Update
GB/T 602 Chemical reagent--Preparations of standard solutions for impurity
GB/T 603 Preparation of preparations and products used in chemical reagent test methods*, 2023-08-06 Update
GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB 1886.220-2016 history
2016GB 1886.220-2016 National Food Safety Standard Food Additive Carmine