First conditional or conditional I refers to a pattern used in predictive conditional sentences, i.e. those that concern consequences of a probable future event (see Types of conditional sentence).irst conditional or conditional I refers to a pattern used in predictive conditional sentences, i.e. those that concern consequences of a probable future event (see Types of conditional sentence).
Each federal agency is required to have blind samples (i.e., negative samples, positive samples, 1  adulterated samples, substituted samples) submitted along with the donor specimens. The. blind samples may be purchased by the federal agency and supplied to the collector, or.
(Hemolyzed blood bank specimens are refused.). The laboratory is responsible for insuring the validity of test results, and, consequently, the lab should have a uniform specimen-rejection policy. Exceptions to this policy should be few, e.g., neonates and exceptionally difficult draws.