【化】 酸性媒介蓝黑R

eriochrome black acid chrome blue R blue-black blue black naphthol blue black black-and-blue black and blue r r. R loop mapping R R salt R r-coloured eriochrome blue black R eriochrome blue black R (Zinchrome R) eriochrome blue-black Eriochrome blue black B Eriochrome blue black SE eriochrome blue black erichrome blue black R eriochrome cyanine R Eriochrome cyanine R Eriochrome blue SE