Sodium Dihydrogen Phosphate
Sodium Dihydrogen Phosphate
Detailed Information
| Sodium Dihydrogen Phosphate Product Quality Indicators | ||||
| Analysis items | Specification | |||
| Pharmaceutical Grade | Food Grade | Feed Grade | Industrial Grade | |
| Content (calculated as NaH₂PO₄) | ≥99.0% (USP) | ≥98.0% (FCC) | ≥97.0% | ≥95.0% |
| pH Value (1% Aqueous Solution) | 4.1-4.5 | 4.0-4.8 | - | - |
| Loss on Drying (120℃) | ≤0.5% | ≤1.0% | ≤2.0% | ≤3.0% |
| Heavy Metals (calculated as Pb) | ≤5 ppm | ≤10 ppm | ≤15 ppm | ≤30 ppm |
| Arsenic (As) | ≤1 ppm | ≤2 ppm | ≤3 ppm | ≤5 ppm |
| Lead (Pb) | ≤0.5 ppm | ≤1 ppm | ≤2 ppm | ≤5 ppm |
| Fluorides (F) | ≤10 ppm | ≤15 ppm | ≤20 ppm | ≤50 ppm |
| Insoluble in Water | ≤0.005% | ≤0.01% | ≤0.05% | ≤0.2% |
| Sulfates (SO₄) | ≤0.01% | ≤0.02% | ≤0.1% | ≤0.5% |
| Iron (Fe) | ≤20 ppm | ≤30 ppm | ≤50 ppm | ≤200 ppm |
| Chlorides (Cl) | ≤0.005% | ≤0.01% | ≤0.05% | ≤0.1% |
| Impurities in Disodium Hydrogen Phosphate | ≤0.1% | ≤0.5% | ≤1.0% | ≤2.0% |
Application Scope
1、Food processing: As a food additive, it is commonly used in meat, dairy products, etc., with the functions of preservation and improving texture.
2、Chemical industry: As a buffer, it adjusts the pH value in chemical reactions to promote the progress of reactions.
3、Cleaner: As a component of detergents, it enhances the cleaning effect and is widely used in household and industrial cleaning products.
4、Water treatment: It is used as an assistant in the water treatment process to help remove metal ions from water.
Label Description
- Food Grade Sodium Dihydrogen Phosphate
- Industrial Grade Sodium Dihydrogen Phosphate