Photographic silver halide emulsious are spectrally sensitized with a tricarbocyanine dye .

照像卤化银乳剂是用三碳菁行光谱增感。

Indocyanine green is a tricarbocyanine dye ,which has been proven to be a relatively safe drug.

吲哚青绿是安全吲哚,已运用于视网膜和脉络膜造影。