To Maximize Solid-Phase Microextraction Analyte Recovery,keep All of the Following

question 2

Multiple Choice

To maximize solid-phase microextraction analyte recovery,keep all of the following in mind,except:

• A)"like dissolves like" in selecting fiber.
• B)agitate or stir the sample.
• C)select thick or porous film for volatiles.
• D)add 25% NaCl and adjust pH,reducing pH for acids and increasing pH for bases.
• E)purchase solid-phase microextractors from reputable suppliers.

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Definitions:

Guaranty

A type of contract which ensures that a third party is secondarily liable for the debt to be paid; similar to a suretyship.

Liable

Being legally responsible for something, typically entailing a legal obligation to compensate for harm caused.

Artisan's Lien

A legal claim or right granted to craftsmen or repairers over the property they have serviced or improved, until payment is received.

Judicial Lien

A lien obtained by a creditor upon a debtor's property, granted by a court judgment, to secure payment of a debt.