Urinalysis and Body Fluids 6th Edition by Majorie DiLorenzo, Susan Strasinger

Exercise 50

When a new bottle of QC material is opened, what information is placed on the label?

A. The supervisor’s initials

B. The lot number

C. The date and the laboratory worker’s initials

D. The time the bottle was opened

Step 1 of 2

Quality control:

Investigation of laboratory test which monitors accuracy, reliability, exactness to reduce the inaccuracy in the laboratory results.

Quality control material:

• Materials include reagent bottle, instruments reagent strips which are used to test the sample, and they have a blank label.

• When the new bottle is opened, the date should be mentioned to know when was the seal opened and worker who opened the bottle, should place initial on the label.

Therefore, “the date and the laboratory workers initials” are placed on the label when a new bottle of Quality control material is opened. Hence, the correct answer is option.