tri-Sodium Citrate 5.5-hydrate for analysis

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tri-Sodium Citrate 5.5-hydrate for analysis
Content: 1000 GRM
Physical Description:
solid
Quality Name: for analysis
Specification: Minimum assay (Perchl. Ac.)@99.0%§pH of 5% solution@8.0-9.3§CHAR(13) + CHAR(10) Maximum limit of impurities@§Insoluble matter in H2O@0.003 %§Darkened substances by H2SO4@passes test§Reducing substances@passes test§Chloride (Cl)@0.001%§Ammonium (NH4)@0.001%§Phosphate (PO4)@0.003 %§Sulfate (SO4)@0.005%§Oxalate (C2O4)@0.01%§As@0.00004 %§Ca@0.005 %§Cu@0.00005 %§Fe@0.0002 %§K@0.01 %§Ni@0.0005 %§Pb@0.0005 %