tri-Sodium citrate dihydrate - 32320
Code: 32320
tri-Sodium citrate dihydrate
Puriss. p.a., ACS Reagent, Reagent ISO, Reagent European Pharmacopoeia
CAS Number: 6132-04-3
EC Number: 200-675-3
| Property |
Value |
| Assay (calculated to the dried substance) |
99.0 - 100.5 % |
| Water (Karl Fischer) |
11.0 - 13.0 % |
| PH (5 %, 25 °C) |
7.5 - 9.0 |
| Free alkali (as NaOH) |
max. 0.04 % |
| Free acid (as C6H8O7) |
max. 0.06 % |
| Copper (Cu) |
max. 0.0005 % |
| Iron (Fe) |
max. 5 ppm |
| Lead (Pb) |
max. 0.0002 % |
| Zinc (Zn) |
max. 0.0005 % |
| Heavy metals (as Pb) |
max. 5 ppm |
| Chloride (Cl) |
max. 50 ppm |
| Oxalate (as Oxalic acid) |
max. 100 ppm |
| Sulfate (SO4) |
max. 10 ppm |
| Reaction against H2SO4 |
complying |
| Appearance of the solution |
complying |