Megazyme K-LARGE: L-Arginine/Urea/Ammonia Assay Kit
Product code: K-LARGE
The L-Arginine/Urea/Ammonia test kit is specific and a rapid measurement and analysis of L-arginine, urea and ammonia in grape juice/must and wine.
Note for Content: The number of manual tests per kit can be doubled if all volumes are halved. This can be readily accommodated using the MegaQuantTM Wave Spectrophotometer (D-MQWAVE).
| Content: | 50 assays per kit |
| Shipping Temperature: | Ambient |
| Storage Temperature: | Short term stability: 2-8oC, Long term stability: See individual component labels |
| Stability: | > 2 years under recommended storage conditions |
| Analyte: | Ammonia, L-Arginine, Nitrogen, Urea, YAN |
| Assay Format: | Spectrophotometer |
| Detection Method: | Absorbance |
| Wavelength (nm): | 340 |
| Signal Response: | Decrease |
| Linear Range: | 1.0 to 35 mg of L-arginine, 0.2 to 7.0 μg of ammonia and 0.3 to 14 µg of urea per assay |
| Limit of Detection: | 0.07 mg/L (ammonia), 0.13 mg/L (urea), 0.37 mg/L (L-arginine) |
| Reaction Time (min): | ~ 20 min [ammonia (2 min), urea (6 min), L-arginine (7 min)] |
| Application examples: | Grape juice, wine must, wine and other materials (e.g. biological cultures, samples, etc.). |
| Method recognition: | Improved method |