L-Proline (Ph. Eur., USP) pure, pharma grade

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L-Proline (Ph. Eur., USP) pure, pharma grade
Content: 100 GRM
Physical Description:
Solid
• All amino acids from AppliChem are of non-animal origin!
Specification: Assay (titr., calc. on dried subst.)@98.5 - 101.0 %§a25°C/D; 4 %, H2O@-84.3° - -86.3°§Appearance of solution@passes test§Identity@passes test§Heavy metals (as Pb)@max. 0.0015 %§Sulfated ash@max. 0.1 %§Loss on drying (3 h; 105°C)@max. 0.4 %§a20°C/D; 4 %, H2O, calc. on dried subst.@-84.0° - -86.0°§Ammonium@max. 0.02 %§Chloride@max. 0.02 %§Sulfate@max. 0.03 %§Fe@max. 0.001 %§Ninhydrin positive substances (HPLC)@§Each individual impurity@max. 0.2 %§Total impurities@max. 0.5 %§Ninhydrin positive substances (TLC)@§Each individual impurity@max. 0.5 %§Total impurities@max. 2 %