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

照像卤化是用三碳菁进行光谱增感。

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

吲哚青绿是一种较安全吲哚,运用于视网膜和脉络膜造影。