Wet evidence drying
Definition
The mandatory air-drying step for any wet biological sample before sealing. Sealing wet evidence traps moisture, promotes bacterial growth, and degrades DNA. Most protocols require a minimum 30-60 minutes air-dry before the envelope is sealed.
Related terms
- Chain of custody
- The unbroken documentary trail of who held a sealed exhibit, when, and under what seal, from the moment of collection through analysis...
- Double-swab technique
- DNA collection method in which a wet swab is applied to the wound perimeter first to rehydrate and collect biological material, followed...
- Kit shelf life
- The period during which an unused sealed SAFE kit remains usable, typically 2-5 years depending on the manufacturer and storage conditions. Expired...
- Reference sample
- A biological specimen taken from the patient to establish their own DNA profile. A buccal swab or EDTA blood tube. Used by...
- SAFE kit
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Explained in
- The SAFE Kit: Components and Collection SequenceThe mandatory air-drying step for any wet biological sample before sealing. Sealing wet evidence traps moisture, promotes bacterial growth, and degrades DNA. M...