Used in AB/PAS/CG Stain, Adenohypophyseal stain. See McManus, J.F.A. and Mowry, R.W., Staining Methods, Histologic and Histochemical, P.B. Hoeber, NY, 1960 or Clark, G., (ED.), staining Procedures, 3rd Edition, Williams & Wilkins, Baltimore, p. 166, c 1973.