In Capillary Electrophoresis,hydrodynamic Sample Injection

question 4

Multiple Choice

In capillary electrophoresis,hydrodynamic sample injection:

• A) involves sample injection into the capillary by applying a positive pressure to the sample inlet.
• B) is best for analytes that have a higher electrophoretic mobility.
• C) involves sample injection into the capillary by applying a voltage.
• D) is sometimes considered to be a "biased" type of sample injection.