Polyadenylic Acid (5') Potassium Salt
No. d'article: 26763-19-9
Polyadenylic Acid (5') Potassium Salt is used for testing for COVID-19.
Description
| Items | Specification |
| Description | White or almost white powder,Freely soluble in water,insoluble in ethanol or inether |
| Identification | Have the largest absorption at λ=257±2nm wavelength Have the minmum absorption at λ=229±2nm A250/A260=0.82~0.92 A280/A260=0.25~0.35 |
| PH | 6.0-8.0 |
| Clarity of solution | Clarify;Pass test |
| Loss on drying | ≤10.0% |
| Sedimentation coefficient | ≥4S |
| Content (dry basis) | ≥85.0% |
