Product Details
| Product Name: Potassium diformate | CAS No.: 20642-05-1 |
| EC-No.: 243-934-6 | Min. Order: 1ton |
| Purity: 99% | Supply Ability: 1000T/M |
| Release date: 2025/11/04 |
Chemical Name: Potassium Diformate
Synonyms: Potassium methanedioate, Formic acid potassium salt
Molecular Formula: C₂H₃KO₄
Molecular Weight: 130.14 g/mol
CAS No.: 20642-05-1
EINECS No.: 243-934-6
Grade: Industrial Grade & Food Grade (FCC)
1. Description
Potassium Diformate is a white, crystalline, odorless powder with a mildly acidic character. It is the potassium salt of formic acid, containing two formate groups. It serves as a non-corrosive acidifier and preservative widely used in both industrial and food applications.
2. Physical and Chemical Properties
| Property | Value |
|---|---|
| Appearance | White crystalline powder |
| Odor | Odorless or slightly formic |
| Solubility in Water | Freely soluble |
| pH (1% solution) | 3.5 – 4.5 |
| Melting Point | ~168°C (decomposes) |
| Density | ~1.9 g/cm³ |
| Stability | Stable under normal storage |
3. Typical Specifications
| Parameter | Unit | Industrial Grade | Food Grade (FCC) |
|---|---|---|---|
| Assay (as Potassium Diformate) | % | ≥ 96.0 | ≥ 98.0 |
| Formic Acid (free) | % | ≤ 2.0 | ≤ 1.0 |
| Potassium Content (K) | % | 27.5 – 31.5 | 28.5 – 31.0 |
| Moisture (Loss on Drying) | % | ≤ 2.0 | ≤ 2.0 |
| pH (1% solution) | - | 3.5 – 4.5 | 3.5 – 4.5 |
| Water Insoluble Matter | % | ≤ 0.5 | ≤ 0.2 |
| Heavy Metals (as Pb) | ppm | ≤ 20 | ≤ 10 |
| Arsenic (As) | ppm | ≤ 5 | ≤ 3 |
| Fluoride (F) | ppm | ≤ 10 | ≤ 10 |
4. Applications
Industrial Grade:
（1）Animal Feed: Organic acidifier in pig and poultry feed to improve gut health and growth performance
（2）Preservative: In silage and compound feed for mold and bacterial inhibition
（3）Industrial Acidifier: Non-corrosive pH reducer for industrial processing
（4）Corrosion Inhibitor: In lubricants or chemical formulations
Food Grade (FCC):
（1）Food Preservative: In low-water-activity food or processed meats
（2）Acidulant: Helps regulate pH and extend shelf life
（3）Feed Additive: Under GRAS status in some regions for monogastric animals
5. Packaging and Storage
（1）Packaging:
25 kg multi-layer kraft bags with inner PE liner
1000 kg jumbo bags (industrial use)
Customized packaging upon request
（2）Storage Conditions:
Store in a cool, dry, well-ventilated area
Avoid direct sunlight, humidity, and incompatible materials (e.g., strong oxidizers)
（3）Shelf Life: 24 months from production date if properly stored
6. Regulatory and Compliance
FCC compliant for food-grade use
Meets EU and FDA feed additive regulations (in approved regions)
Manufactured under HACCP and GMP principles
REACH registered (where applicable)
Not classified as hazardous under GHS for normal handling
7. Safety & Handling
Avoid inhalation of dust and contact with eyes
Use appropriate PPE including gloves and dust masks when handling
Refer to SDS (Safety Data Sheet) for complete handling guidelines
8. Disclaimer
The information above is based on current knowledge and intended for general guidance only. It does not constitute a legally binding assurance of specific product properties. Users should independently determine the product’s suitability for their application.
For more information, please click:
Website: https://www.khonorchem.com/
Tel/WhatsApp/WeChat: +86-19851820586
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China- Since: 2025-04-07
- Address: C-309, No. 12 Yuzhou S. Rd, Haizhou, Lianyungang, Jiangsu, China