更多关于联邦进口牛奶法案的法规，请详见美国FDA 21 CFR 第1210部分关于联邦进口牛奶法案的法规汇总。
§ 1210.16 Method of bacterial count.
The bacterial count of milk and cream refers to the number of viable bacteria as determined by the standard plate method of the American Public Health Association in use at the time of the examination.