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5'-Adenylic acid CAS:61-19-8
Items | Requirements | Results |
Description | White or off-white crystalline powder | Conformity |
Identification | A250 / A260 = 0.79~0.89 A280 / A260 = 0.17~0.27 Have the maximum absorption at the wavelength of 257±1nm. | A250 / A260 = 0.83 A280 / A260 = 0.20
257.3nm |
pH | 1.8~3.2 | 2.5 |
Heavy metal | ≤10ppm | Conforms |
Arsenic | ≤1.5ppm | Conforms |
Purity(HPLC) | ≥98.0% | 99.8% |
Loss on drying | ≤8.0% | 5.3% |
Transparency | ≥95.0% | 99.3% |
Assay(UV) | ≥98.0% | 98.4% |
5'-Adenylic acid CAS:61-19-8