Sub-sampling (chemistry)

（重定向自Coning and quartering）

In analytical chemistry, sub-sampling is a procedure by which a small, representative sample is taken from a larger sample. Good sub-sampling technique becomes important when the large sample is not homogeneous.

单词	Coning and quartering
释义	Coning and quartering 英语百科 Sub-sampling (chemistry) （重定向自Coning and quartering） In analytical chemistry, sub-sampling is a procedure by which a small, representative sample is taken from a larger sample. Good sub-sampling technique becomes important when the large sample is not homogeneous.
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