Zinc White is an opaque white colour based on zinc pigments. It is an excellent tinting white and is also known as Chinese White. It was introduced in the UK by Winsor & Newton in the mid-19th century.
Iridescent White is a semi-opaque pearlescent white colour. The pearlescent effect is most effective when mixed with transparent colours and even more effective laid over a dark background...
Underpainting White (Fast Drying) contains a combination of titanium and zinc pigments. It is an opaque fast drying white with texture, which allows other layers of colour to adhere to it easily...
Flake White Hue is an opaque titanium based white formulated to match traditional Flake White while avoiding the use of toxic lead. Flake White can be found in the earliest Chinese paintings...