Sample Preparation of a Laboratory Sample Can Involve All of the Following,except

Multiple Choice

Sample preparation of a laboratory sample can involve all of the following,except:

A) laboratory samples that do not dissolve under mild conditions may require acid digestion or fusion.
B) organic material may be destroyed by combustion or wet ashing.
C) solids are typically dried at 110 ^oC at atmospheric pressure to remove absorbed water prior to analysis.
D) a portion of a course solid laboratory sample should be ground into a fine powder for analysis.
E) temperature-sensitive samples may be stored in an environment to achieve a constant,reproducible moisture level.