Saltine crackers are also known as soda crackers and are a thin, cracker which is usually square.
They are made from white flour, years, and baking soda.
Most varieties of saltine crackers are lightly sprinkled with coarse salt.
They have perforations over their surface and has a dry and crisp texture.
They can also be found with unsalted tops as well as whole grain saltines. (source)
So can chinchillas eat Saltine crackers?
Unfortunately they can’t at all.
They can’t eat foods that are high in salt, as they are bad for them and may make them sick.
Salted Saltine crackers are food to avoid. However, they can eat the unsalted variety.