24 hours
Nitrazine (Phenaphthazine) paper
Accredited NRL Laboratory
Daily
Measures stool acidity. Used in carbohydrate malabsorption or infections.
Stool
1g
Sterile container
No special preparation is required for this test. You may eat, drink, and take your medications as normal, unless instructed otherwise by your healthcare provider.
This test does not require any special collection or pre-analytical handling. Follow routine specimen collection protocols.
| Temperature | Period |
|---|---|
| Room temperature | 14 days |
| Refrigerated | 14 days |
| Frozen | 14 days |
| Freeze/thaw cycles | Stable x3 |