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.
For best results, the stool should then be brought to the laboratory immediately. If the stool specimen is going to be examined for an infection, and it's impossible to get the sample to the laboratory right away, the stool should be refrigerated, then taken to the laboratory to be cultured as soon as possible after collection.