Main Photo Credit : http://www.marysrosaries.com/collaboration/index.php?title=File:Standard_chinchilla_002.jpg
The Standard Grey chinchilla is one of the most common pet chinchillas. They're sold wholesale to petstores all around the globe. They're also the most common to be found in any reputable breeding program. Standards are always going to be needed in the breeding world. The standard coat is generally Grey on the face, and back, fading down the sides. Then they have a crisp white belly underneath. Any color besides this is a mutation.
The standard is the natural color of the chinchilla. Anything different from this color is a mutation. An crucial foundation to any worthwhile breeding program. A standard should have a pure crisp white belly, a perfect confirmation, strong veiling and a striking blue hue. At a chinchilla show they are usually classed as light, medium, dark and extra dark.