Ammonium Citrate
Ammonium Citrate
Detailed Information
| Ammonium Citrate Product Quality Indicators | ||||
| Analysis items | Specification | |||
| Pharmaceutical-grade | Food-grade | Feed-grade | Industrial-grade | |
| Content (calculated as C₆H₁₇N₃O₇) | ≥99.0% (USP) | ≥98.0% (GB 25551/FCC) | ≥96.0% | ≥92.0% |
| Ammonium content (calculated as N) | ≥9.8% | ≥9.5% | ≥9.0% | ≥8.0% |
| pH value (5% aqueous solution) | 6.5-7.5 | 6.2-7.8 | - | - |
| Loss on drying (105℃) | ≤1.0% | ≤2.0% | ≤3.0% | ≤5.0% |
| Residue on ignition | ≤0.02% | ≤0.05% | ≤0.1% | ≤0.5% |
| Heavy metals (calculated as Pb) | ≤3 ppm | ≤5 ppm | ≤10 ppm | ≤20 ppm |
| Arsenic (As) | ≤0.5 ppm | ≤1 ppm | ≤2 ppm | ≤3 ppm |
| Lead (Pb) | ≤0.2 ppm | ≤0.5 ppm | ≤1 ppm | ≤2 ppm |
| Oxalate impurities | ≤0.01% | ≤0.03% | ≤0.1% | ≤0.5% |
| Sulfate (SO₄) | ≤0.005% | ≤0.01% | ≤0.05% | ≤0.2% |
| Chloride (Cl) | ≤0.002% | ≤0.005% | ≤0.01% | ≤0.05% |
| Iron (Fe) | ≤5 ppm | ≤10 ppm | ≤20 ppm | ≤50 ppm |
Application Scope
1、Food processing: As a food additive, it adjusts acidity, extends shelf life, and is commonly used in beverages and seasonings.
2、Medicine: Used in pharmacy and nutrition supplementation, helps maintain acid-base balance, and is beneficial to digestion.
3、Chemical industry: As a buffer, participates in chemical reactions, and is widely used in laboratory analysis and preparation processes.
4、Agriculture: Used as a fertilizer, provides nitrogen, and promotes plant growth.
Label Description
- Food-grade Ammonium Citrate
- Industrial-grade Ammonium Citrate
- Pharmaceutical-grade Ammonium Citrate