Analysis Note
Assay (HPLC, calc.on anhydrous substance)97.0 - 102.0 %Identity (HPLC)conformsIdentity (IR-spectrum)conformsAbsorption ratio (A256/A365)2.80 - 3.00Spec. rotation (α 20/D; 10 g/l; NaOH 0,1 mol/l; calc. on anhydrous subst.)+18 - +22 °Related substances (HPLC, Ph Eur) (impurity A)≤ 0.5 %Related substances (HPLC, Ph Eur) (impurity D)≤ 0.6 %Related compounds (HPLC) (total unspecified impurities)≤ 1.0 %Water (according to Karl Fischer)5.0 - 8.5 %
Application
Folic acid for biochemistry. CAS 59-30-3, pH 4.0 - 4.8 (100 g/l, H2O, 25 °C).
General description
for biochemistry
Packaging
5, 25 g in Glass bottle
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