1. The measuring accuracy of the photo-multiplier fluorimeter has been improved by means of a filter of 1% tartrazine solution.

2. Colouring agents authorised for colouring foodstuffs by Community rules, with the exception of Allura Red E 129; Brilliant Black PN E 151; Brilliant Blue FCF E 133; Caramel colours E150b, E150c and E150d; Chlorophyllin Copper Complex E 141; Erythrosine E 127; Indigotine E 132; Iron Oxide Red, Black & Yellow E 172; Ponceau 4 R E 124; Titanium dioxide (anatase & rutile structure) E 171; Vegetal Carbon E 153; Tartrazine E 102; Sunset yellow FCF E 110;