2’3’-Mixed Nucleotides
TEST ITEMS | ANALYSIS METHODES | SPECIFICATION |
---|---|---|
Appearance | Sensorial | Light Yellow Powder |
Odor | Sensorial | Light Sourness |
Solubilty | Sensorial | Soluble in water, insoluble in organic solvents, ex: alcohol etc |
Purity UV | Q/PTHG | 90% |
Sodium chloride | Q/PTHG | 5% |
PH | Q/PTHG | 6.5-7.2 |
Transmitttance UV | Q/PTHG | 60% |
Turbidity | Q/PTHG | 40% |
Loss on drying | Q/PTHG | 7% |
protein | GB5009.5-94 | 5% |
Heavy metal (by Pb) | GB5009.12-94 | 10mg/kg |
Arsenic | GB5009.11-94 | 2.0mg/kg |
Microbial count. | GB4789.2-94 | 3x103cfu/g |
Escherichia Coli | GB4789.3-94 | Negative |