Organic Agricultural Solid Potassium Formate
CAS NO.: 590-29-4
Molecular Formula: HCOOK
Molecular Weight: 84.12
Character: White crystal, strong moisture-absorbing performance, reducing, density 1.9100g/cm3, easily soluble in water, non-toxic and non-corrosive.
Usage:
1. It is widely used in oil field industry as drilling fluid with excellent performance;
2. As the camouflage acid in the leather industry;
3. As reducing agent in print and dyeing industry;
4. As road snow melting agent, early strength agent of cement paste, and in carbon black manufacture, leaf fertilizer and other industries.
Package: 25kg plastic woven bag or 1000kg Ton-bag
Storage: It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.
- Product Description
Organic Agricultural Solid Potassium Formate — Chlorine-Free Potassium Fertilizer for Sustainable Crop Production
Organic Agricultural Solid Potassium Formate (CAS No. 590-29-4, HCOOK) from Shanxi Zhaoyi Chemical Co., Ltd. is a high-purity, chlorine-free potassium fertilizer designed for modern organic farming. With ≥50% potassium concentration, ≥98% purity and zero chloride ions, it offers higher fertiliser efficiency for chlorine sensitive crops. It has good water solubility and neutral pH (7.0–8.5) and may be used in drip irrigation, foliar spraying and flushing systems. Shanxi Zhaoyi has more than 30 years expertise in chemical manufacturing and 150,000 tonnes yearly capacity, giving agricultural consumers globally a steady, guaranteed supply.

Technical Specifications
Parameter | Specification |
Content (HCOOK) | ≥98% |
Potassium Content (K) | ≥50% |
Chloride (Cl) | = 0 |
Iron (Fe) | ≤0.001% |
Heavy Metals (as Pb) | ≤0.001% |
Moisture Content | ≤0.5% |
pH (5% solution) | 7.0-8.5 |
Molecular Formula | HCOOK |
Molecular Weight | 84.12 |
Density | 1.9100 g/cm³ |
Appearance | White crystal |
Water Solubility | Completely soluble |

Why Conventional Potassium Fertilizers Fall Short
Serious issues are commonly encountered in the field with traditional potassium fertilisers such as potassium chloride. The development of chloride ion may damage susceptible crops, causing root burning and leaf yellowing. Over time, high salt residues compress soil structure and impair its fertility.
Low potassium absorption rates indicate that you need more fertiliser to get your goal yields, which increases your input expenditures without the corresponding returns. Solid forms may also be difficult to breakdown uniformly, resulting in unequal distribution of nutrients in your crop.
These are exactly the pain issues that potassium formate is designed to solve.
Key Product Features and Agronomic Benefits
No chlorine whatsoever. This product has no chloride ion which means no root damage or leaf burn to chlorine sensitive crops from standard potassium chloride fertilisers. Strawberries, grapes, tomatoes, and tobacco are very responsive.
Potassium, high efficiency. Potassium concentration is ≥50% and crop uptake efficiency is about 30% greater than the traditional potassium fertilisers. Each kilogram you put on your plants gives you more useable potassium.
Higher yield and stress resistance. Frequent application may improve the drought resilience, cold resistance and disease resistance of crops. Field evidence shows yield gains of 10% to 15% above normal potassium fertiliser programmes.
Supports the construction of healthy soil. Potassium formate is an addition to the soil that actively enhances long-term tilth and soil fertility. Compared to chloride fertilisers that are associated with soil compaction. This is an option for farmers wishing to use sustainable or certified organic agricultural practices.
Methods for multi-purpose application. The solution is completely soluble and leaves no residue. It is fully compatible with drip irrigation, foliar spraying and flush fertilisation. This adaptability means lower staffing costs and is compatible with most modern precision farming equipment.

Application Guidance for Organic Farming
For organic farming potassium formate projects, make sure the way you apply this product matches the type of food and its stage of growth.
Pour the right amount into your fertigation tank and mix it. Full solubility means that drip lines and outlets won't get clogged.
Foliar spray: Make a weak solution (usually between 0.1% and 0.3%) and spray it on in the morning or evening to keep it from drying out quickly. Do not use when it is very sunny outside.
For flush fertilisation, a dissolved solution is put on the soil's top right away with watering water. An even spread will help the roots take in water evenly across the land.
Good compatibility with most organic fertilizer components means it can be compounded into existing fertilizer programs without compatibility issues.
Organic Agricultural Solid Potassium Formate vs Other Products
Feature | Our Product | Potassium Chloride | Potassium Sulfate | Standard Formate |
Purity (HCOOK) | ≥98% | N/A | N/A | ≥97% |
Potassium Content | ≥50% | 50-52% | 41-44% | 48-49% |
Chloride Content | 0% | 45-47% | <1% | 0.2% |
Organic Certified | Yes | No | No | No |
Absorption Rate | +30% higher | Standard | Standard | Standard |
Soil Impact | Improves structure | Salt buildup | Acidifying | Neutral |
Sensitive Crop Safe | Yes | No | Yes | Yes |
Anti-caking Rate | <5% | 10-15% | 8-12% | 10-20% |
Quality Control and Testing Standards
All batches of Organic Agricultural Solid Potassium Formate are tested for quality before shipping. Testing includes purity, potassium content, moisture, heavy metals and chloride levels – all against national organic agriculture fertiliser criteria.
The product is compatible with third party organic certification testing, providing purchasers complete confidence in claims of conformity. Each purchase comes with a Certificate of Analysis (COA) and Multilingual MSDS paperwork.
Shanxi Zhaoyi has an ISO 9001 accredited Quality Management System that is used across their manufacturing plant to provide consistent results from batch to batch.

Certifications & Compliance
Shanxi Zhaoyi Chemical holds a comprehensive set of internationally recognized certifications relevant to quality, safety, and environmental management:
· ISO 9001 — Quality Management System Certification
· ISO 14001 — Environmental Management System Certification
· ISO 45001 — Occupational Health and Safety Management System Certification
· Kosher Certification
· Halal Certification (applicable food-grade products)
The production facility complies with applicable environmental regulations, and on-site factory audits by domestic and international customers are fully supported. This makes Shanxi Zhaoyi a verifiable and audit-ready agricultural potassium formate supplier for buyers with strict supply chain compliance requirements.

Packaging and Supply Information
Option | Detail |
Standard Packaging | 25 kg sealed plastic woven bag (inner plastic + outer woven) |
Bulk Packaging | 1,000 kg ton bag |
Trial Packaging | 1 kg/bag available for small-batch sampling |
Labeling | Organic fertilizer-specific logos and certification marks printed |
Domestic Shipment | Within 24 hours after payment (stock orders) |
Bulk Orders (>500 tons) | 7-day advance preparation required |
Logistics | Cooperates with organic agricultural materials logistics companies |
Storage should be in a cool, dry, well-ventilated warehouse. Keep away from heat, moisture, and direct sunlight. Store separately from toxic substances. Shelf life is 12 months under proper conditions.

FAQ
Q: Can this product be used in certified organic agricultural operations?
A: Yes. The product satisfies the national organic agricultural fertiliser regulations, and facilitates third party organic certification testing. It is manufactured particularly for use in certified organic agricultural systems.
Q: Which crops are most responsive to formate potassium fertilisation?
A: The highest reaction is seen by chlorine-sensitive crops as strawberries, grapes, tobacco, tomatoes, potatoes and green vegetables. It is also excellent for high value horticultural crops where yield quality is important.
Q: Potassium formate and potassium chloride comparison?
A: Potassium formate contains no chloride ions and gives a 30% greater crop absorption efficiency. This prevents root burn, leaf yellowing and soil compaction associated with long-term usage of potassium chloride.
Q: Can this product be used with drip irrigation?
A: Definitely. It is fully water soluble, leaving no residual pollutants, making it perfect for drip irrigation and fertigation systems, with no chance of clogging.
Q: What import compliance paperwork is available
A: Shanxi Zhaoyi offers COA, MSDS (multilingual), and other certification papers. The organisation also helps clients with chemical import and export processes and customs clearance needs.
Q: What is the trial order MOQ?
A: Product assessment is offered in trial packs of 1 kilogram bags. 25 kilogram bags are the fundamental unit for normal commercial orders. Please contact the team to discuss your quantity needs.
Contact Us
Ready to improve crop yields and soil health with a certified, chlorine-free potassium solution? Contact us at sxzy@sxzhaoyi.com to request Organic Agricultural Solid Potassium Formate samples or a customized quotation today.



