Histological Mounting Medium that is quick drying, clear, minimal fading, free flowing and non-yellowing. Ideal for use with oil immersion objectives and in fluorescent applications. Cytoseal can be dissolved in toluene or xylene. Will not crack or discolor with age. Clear, colorless, toluene-based mounting media are formulated from acrylic resins. The addition of antioxidants inhibits fading or yellowing of stained specimens.