1.Ribonucleic Acid, Free Acid(RNA)
| Nucleotide | Cas No. | Empirical Chemical Formula |
|---|---|---|
| Ribonucleic acid, Free acid | 63231-63-0 |
| Test Items | Specifications |
|---|---|
| Appearance | Brownish/Yellowish Powder |
| Odor or Taste | Light sourness taste |
| Solubility | Slightly soluble in water, |
| Insoluble in organic solvents, ex: alcohol etc | |
| Assay(UV) | N.L.T 90% (on dry basis) |
| Transmittance UV | N.L.T 60% |
| Turbidity | N.M.T 40% |
| PH | in the range 2.0～3.5 |
| Loss on drying | N.M.T 8.0% |
| Protein | N.M.T 5.0% |
| Heavy metals (by Pb) | N.M.T 10.0mg/kg |
| Arsenic | N.M.T 2.0mg/kg |
| APC | N.M.T 3×103cfu/g |
| E.Coli | Negative |