Di-Ammonium Hydrogen Citrate 500grm
for analysis EMSURE® ACS,Reag. Ph Eur
Manufacturer: Merck
Catalog ID: 101154.0500
Stock: In Stock
Description
| Catalogue Number | 101154 |
| Replaces | AX1285-1; AX1285; AX1285-3; AX1285-20 |
| Synonyms | Ammonium citrate dibasic, Diammonium hydrogen citrate |
| Description | di-Ammonium hydrogen citrate |
Product Information
| CAS number | 3012-65-5 |
| EC number | 221-146-3 |
| Grade | ACS,Reag. Ph Eur |
| Hill Formula | C₆H₁₄N₂O₇ |
| Chemical formula | C₆H₈O₇ * 2NH₃ |
| Molar Mass | 226.19 g/mol |
| HS Code | 2918 15 00 |
Physicochemical Information
| Density | 1.48 g/cm3 (20 °C) |
| pH value | 3.3 - 5.3 (23 g/l, H₂O) |
| Bulk density | 400 - 600 kg/m3 |
Storage and Shipping Information
| Storage | Store at +5°C to +30°C. |
Specifications
| Assay (alkalimetric) | 99.0 - 102.0 % |
| Insoluble matter | ≤ 0.005 % |
| pH-value (0.1 mol/L) | 3.3 - 5.3 |
| Chloride (Cl) | ≤ 0.0005 % |
| Oxalate (C₂O₄) | passes test (Limit about 0.05 %) |
| Phosphate (PO₄) | ≤ 0.0005 % |
| Total sulfur (as SO₄) | ≤ 0.005 % |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| Fe (Iron) | ≤ 0.0005 % |
| Residue on ignition (as sulfate) | ≤ 0.01 % |
| Corresponds to ACS,Reag. Ph Eur |
