This standard applies to the food additive Xinhong, which is produced by coupling p-aminobenzenesulfonic acid with 5-acetamido-4-naphthol-2,7-sodium disulfonate after diazotization, salting out and refining.
GB 14888.1-2010 history
2010GB 14888.1-2010 National Food Safety Standard Food Additive New Red