
Product Details
Product Name: Potassium Formate | CAS No.: 590-29-4 |
EC-No.: 209-677-9 | Min. Order: 1ton |
Purity: 99% | Supply Ability: 1000T/M |
Release date: 2025/08/12 |
Product Name: Potassium Formate
Chemical Formula: HCOOK
CAS Number: 590-29-4
Grades: Industrial Grade & Food Grade
1. Product Description
Potassium Formate is the potassium salt of formic acid. It appears as a white crystalline powder or granules, highly soluble in water, and commonly used in various industries such as metal treatment, de-icing, drilling fluids, and food preservation.
2. Specifications
Parameter | Industrial Grade | Food Grade | Test Method |
---|---|---|---|
Appearance | White crystalline powder | White crystalline powder | Visual |
Purity (Potassium Formate) | ≥ 98.0% | ≥ 99.0% | HPLC / Titration |
Moisture Content | ≤ 1.0% | ≤ 0.5% | Karl Fischer |
Potassium (K) Content | 30.0% – 32.0% | 31.0% – 32.0% | ICP-OES / AAS |
pH (10% solution) | 7.0 – 9.0 | 7.0 – 8.5 | pH Meter |
Insoluble Matter | ≤ 0.1% | ≤ 0.05% | Filtration |
Heavy Metals (as Pb) | ≤ 20 ppm | ≤ 10 ppm | ICP-MS |
Arsenic (As) | ≤ 3 ppm | ≤ 1 ppm | ICP-MS |
Chloride (Cl) | ≤ 0.05% | ≤ 0.01% | Titration |
Sulfate (SO4) | ≤ 0.05% | ≤ 0.01% | Gravimetric |
3. Physical and Chemical Properties
Property | Value |
---|---|
Molecular Weight | 84.11 g/mol |
Melting Point | 180 °C (decomposes) |
Solubility in Water | > 100 g/100 mL (20 °C) |
Density (solid) | ~1.3 g/cm3 |
Appearance | White crystalline powder |
4. Applications
Industrial Grade:
De-icing and anti-icing agent for roads and runways
Drilling fluids in oil and gas industry
Metal cleaning and pickling processes
Corrosion inhibitor in various industrial systems
Food Grade:
Food preservative and acidity regulator (where permitted)
Animal feed additive for preservation and pH control
Ingredient in some pharmaceutical formulations
5. Storage and Handling
Store in a cool, dry, and well-ventilated area.
Keep container tightly closed when not in use.
Avoid contact with moisture and incompatible materials (strong acids, oxidizers).
Handle with appropriate personal protective equipment (PPE).
6. Safety Information
Non-flammable and low toxicity.
Avoid inhalation and prolonged skin contact.
In case of contact, rinse with plenty of water.
Refer to the SDS for detailed safety and first aid measures.
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- Since: 2025-04-07
- Address: C-309, No. 12 Yuzhou S. Rd, Haizhou, Lianyungang, Jiangsu, China