1. Product Identification
Product Name: Dipotassium Phosphate Anhydrous
Chemical Formula: K₂HPO₄
Molecular Weight: 174.18 g/mol
CAS Number: 7758-11-4
EINECS Number: 231-834-5
2. Physical and Chemical Properties
Appearance: White crystalline powder
Solubility: Soluble in water
Odor: Odorless
pH (1% solution): 9.0 – 9.6
Melting Point: ~340°C (decomposes)
3. Specifications
| Parameter | Unit | Industrial Grade | Food Grade |
|---|
| Assay (as K₂HPO₄) | % | ≥ 98.0 | ≥ 98.0 |
| pH (1% solution) | - | 9.0 – 9.6 | 9.0 – 9.4 |
| Arsenic (As) | % | ≤ 0.0003 | ≤ 0.0003 |
| Heavy Metals (as Pb) | % | ≤ 0.001 | ≤ 0.001 |
| Fluoride (F) | % | ≤ 0.005 | ≤ 0.005 |
| Water Insoluble Matter | % | ≤ 0.1 | ≤ 0.1 |
| Loss on Drying | % | ≤ 2.0 | ≤ 2.0 |
4. Applications
Industrial Grade:
(1)Used in fertilizers, metal treatment, detergents, and industrial cleaners
(2)Functions as a buffering agent and complexing agent in various processes
Food Grade:
(1)Functions as a stabilizer, emulsifier, and pH buffer
(2)Commonly used in coffee creamers, powdered beverages, meat processing, and dairy products
5. Packaging and Storage
(1)Packaging: 25 kg bags, 1000 kg jumbo bags, or as per customer requirement
(2)Storage: Keep in a cool, dry, ventilated area. Avoid moisture and direct sunlight.
(3)Shelf Life: 24 months from manufacture date under proper storage conditions
6. Safety and Handling
(1)Non-toxic under normal handling
(2)Avoid inhalation of dust
(3)Use personal protective equipment (PPE) as required
(4)Refer to the SDS (Safety Data Sheet) for more details
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