Advances in Adulteration and Authenticity Testing of Herbs and Spices ...
Chilli powder: Dye, coal tar, Sudan red, para red, nvanilylnonamide, mineral oil, talc powder, brick powder, salt powder: ... Identification of black pepper powder adulterated with chilli (Parvathy et al., 2014), para red adulteration in red chilli powder, pickles, etc. ...