Bis4-[(5-chlor-2-hydroxyfenyl)azo]-3-hydroxy-N-fenyl-2-naftalen-karboxamidatželezitan se směsí amonného, sodného a vodíkového kationtu 01. 1. 2006–31.
Bis4-[(5-chloro-2-hydroxyphenyl)azo]-3-hydroxy-N-phenyl-2-naphthalene= carboxyamidateferrate with a mixture of ammonium, sodium and hydrogen cations