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

照像卤化银乳三碳菁料进行光谱增感。

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

青绿一种较安全料,已运于视网膜和脉络膜造影。