A Novel, Simple, and Reliable Spectrophotometric Determination of Total Hexavalent Chromium by Complexation with a New Reagent of Thiazole Linked to 2H-Chromen-2-One

Table 1

The recommended maximum permissible limit of chromium in fish, food, and animals’ meat.

Food matrix	Maximum permissible limit (MPL) (mg/kg)	Reference
Fish	0.65–4.35	[8]
Food	0.01–13	[9]
Animals’ meat	0.05	[10]