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5.Adenosine-5’-Monophosphate, Disodium Salt (5’-AMP,Na2)

Nucleotide Cas No. Empirical Chemical Formula
Adenosine-5’-Monophosphate,Disodium salt 4578-31-8 C10H12N5O7PNAa2
Test Items Specifications
Appearance White crystal or crystalline powder
Odor or Taste Odourless and has a characteristic taste
Solubility Freely soluble in water,
Very slightly soluble in alcohol
Identification UV 259±2nm
max. (PH7.0) 0.76~0.80
R1-A250/260 (PH7.0) 0.12~0.16
R2-A280/260 (PH7.0)  
Assay (UV or HPLC) N.L.T98% (on dry basis)
Impurity (HPLC) Related subs N.M.T 3%
Transparence 430nm N.M.T 95.0%
PH in the range 7.0~8.5
Loss on drying N.M.T ≦26% (4hrs @ 120℃)
Heavy metals (Pb) N.M.T 5.0mg/kg
Arsenic N.M.T 2.0mg/kg
APC N.M.T 1000cfu/g
Mould and Yeast N.M.T 25cfu/g
Coliforms N.M.T 30MPN/100g
E.Coli Negative
Salmonella Negative