HiCromeâ„¢ UTI HiCynthâ„¢ Agar is recommended for the detection of urinary tract pathogens where HiCromeâ„¢ UTI HiCynthâ„¢ Agar has broader application as a general nutrient agar for isolation of various microorganisms. It facilitates and expedites the identification of some gram-negative bacteria and some gram-positive bacteria on the basis of different contrasted colony colours produced by reactions of genus or species specific enzymes with two chromogenic substrates. HiCromeâ„¢ UTI HiCynthâ„¢ Agar is the modification of the same using chemically defined peptones to avoid BSE/TSE risk associated with animal peptone.