Fertilizer 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
Fertilizer Solid Potassium Formate - Premium Agricultural Potassium Source
SHANXI ZHAOYI CHEMICAL CO., LTD brings you Fertilizer Solid Potassium Formate, a high-purity agricultural potassium solution manufactured in our 27,000 m² production facility. With over 35 years of expertise since 1988 and an annual capacity of 150,000 tons of acetate products, we deliver consistent quality you can trust. Our product features ≥97% purity with potassium content exceeding 50%, offering chlorine-free nutrition for your crops.
This white crystalline formulation (CAS 590-29-4, HCOOK) provides excellent water solubility with no residue and a remarkably low salt index of approximately 90, minimizing phytotoxicity risks while maximizing nutrient uptake efficiency.
Key Features & Benefits
High Purity & Chlorine-Free Formula
Our product delivers ≥97% assay purity with over 50% potassium content, making it ideal for chlorine-sensitive crops like citrus, tobacco, and grapes. You'll notice improved fruit quality without the risk of chloride toxicity.
Superior Water Solubility
It dissolves completely in water with zero residue, ensuring smooth application through any irrigation system. The density of 1.91 g/cm³ guarantees stable performance across varying temperatures, even in cold soil conditions.
Low Salt Index Protection
With an approximate salt index of 90, you can apply higher concentrations without stressing your plants. This reduces osmotic pressure on roots, particularly valuable in saline soils or drought-prone areas.
Enhanced Crop Quality
During fruit expansion stages, it boosts sugar content (Brix levels) and color development. Your harvest will show measurable improvements in market value and consumer appeal.
Versatile Application Methods
Whether you prefer foliar spraying, drip irrigation, or soil incorporation, this product adapts to your farming practices. It's compatible with nitrogen and phosphorus fertilizers for custom blending.
Technical Specifications
Parameter | Specification |
Product Name | Fertilizer Solid Potassium Formate |
CAS Number | 590-29-4 |
Molecular Formula | HCOOK |
Molecular Weight | 84.12 g/mol |
Appearance | White crystalline powder |
Assay (Purity) | ≥97% |
Potassium Content | ≥50% |
Water Content | ≤1% |
OH⁻ Content | ≤0.5% |
CO₃²⁻ Content | ≤1% |
Cl⁻ Content | ≤0.2% |
Density | 1.91 g/cm³ |
Salt Index | ~90 |
Water Solubility | Completely soluble |
Agglomeration Rate | <5% |
How It Works?
Rapid Nutrient Absorption
When you apply this product, it dissociates quickly in water, releasing potassium ions and formate anions. Potassium ions move directly into plant cells through ion channels, supporting protein synthesis and enzyme activation.
Osmotic Stress Reduction
The Fertilizer Solid Potassium Formate component acts as an organic anion that plants metabolize into energy. Unlike sulfate or chloride salts, formate doesn't accumulate in soil, preventing salt buildup that damages root systems.
Enhanced Photosynthesis
Potassium regulates stomatal opening and closing, optimizing CO₂ uptake. You'll see increased photosynthetic efficiency, leading to stronger vegetative growth and higher yields.
Fruit Quality Improvement
During reproductive stages, adequate potassium translocation to fruits enhances sugar accumulation and anthocyanin production. Your crops develop better color, taste, and shelf life.
Our Factory
30-YEAR ACETATE SPECIALIST | Non-caking, High Purity, Global Supply Chain



Applications
High-Value Cash Crops
Apply it on grapes, strawberries, and melons to maximize Brix levels and color intensity. Cotton growers benefit from improved fiber strength and boll retention.
Greenhouse Vegetable Production
In controlled environments like tomatoes, cucumbers, and peppers, use it through drip systems for precise nutrition. It prevents tip burn and blossom end rot effectively.
Chlorine-Sensitive Crops
For citrus, tea, tobacco, and potatoes, it provides safe potassium without chloride damage. Your crops avoid leaf tip burn and maintain healthy growth patterns.
Saline Soil Agriculture
In arid regions with high soil salinity, it delivers potassium without adding osmotic stress. Root viability remains protected even in challenging soil conditions.
Hydroponic Systems
Manufacturers of liquid fertilizers use it as raw material for 0-0-30 or 0-0-40 clear liquid formulations. It stays dissolved even at sub-zero temperatures.
Fertigation in Precision Agriculture
It prevents emitter clogging in drip systems regardless of water hardness. No calcium sulfate precipitation occurs, ensuring consistent nutrient delivery.






Fertilizer Solid Potassium Formate vs Other Products
Feature | Fertilizer Solid Potassium Formate | Potassium Nitrate | Potassium Sulfate | Potassium Chloride |
Potassium Content | ≥50% | 38-44% | 50% | 60% |
Chloride Content | ≤0.2% (trace) | None | None | 47% |
Salt Index | ~90 | ~74 | ~46 | ~116 |
Water Solubility | Complete, no residue | 316 g/L (20°C) | 120 g/L (20°C) | 347 g/L (20°C) |
Cold Temperature Stability | Remains liquid below 0°C | Crystallizes | Low solubility | Good |
Suitable for Chlorine-Sensitive Crops | Excellent | Excellent | Excellent | Poor |
Risk of Salt Accumulation | Very Low | Medium | Low-Medium | High |
Compatibility with Hard Water | No precipitation | No precipitation | Calcium precipitation risk | No precipitation |
Additional Nitrogen | None | 13% N | None | None |
Application Versatility | Foliar, drip, fertigation | Foliar, drip | Soil, fertigation | Soil, fertigation |
Price Positioning | Premium | Premium | Mid-range | Economy |
Certifications & Compliance
International Quality Standards
Our manufacturing facility holds ISO certification, ensuring consistent production quality. We follow strict quality management protocols throughout the production process.
Food-Safe Certifications
The facility is certified with KOSHER and HALAL standards, reflecting our commitment to purity. While this product is agricultural-grade, our processes meet stringent safety requirements.
Agricultural Standards Compliance
Our product meets agricultural fertilizer industry standards and supports third-party testing. You can request batch-specific test reports for transparency and regulatory compliance.
Environmental Responsibility
As a chlorine-free, biodegradable organic salt, it aligns with green agriculture development requirements. It poses no long-term environmental risks when used according to guidelines.






Packaging Options
Small-Scale Cultivate Packaging
Available in 25kg plastic woven packs with internal PE lining for dampness security. These sacks are helpful for manual taking care of and farm-level storage.
Commercial Scale Operations
For bigger operations, we offer 1000kg ton-bags (gigantic packs) that diminish dealing with costs. These are reasonable for bulk capacity and robotized conveyance systems.
Custom Bundling Solutions
Contact us for specialized bundling necessities. We can oblige private labeling and particular pack sizes based on your arrange volume.
Storage Recommendations
Store in dry, ventilated stockrooms absent from warm and dampness. Keep isolated from acidic substances and guarantee sacks stay fixed to anticipate dampness assimilation.
Packing

Manufacturing Process
Crude Fabric Selection
We source premium-grade formic corrosive and potassium hydroxide from certified providers. Strict approaching quality checks guarantee crude fabric immaculateness surpasses 99%.
Neutralization Reaction
Controlled neutralization happens in specialized reactors where formic corrosive meets potassium hydroxide. Exact pH checking guarantees total response with negligible impurities.
Crystallization & Purification
The arrangement experiences controlled cooling and dissipation to shape precious stones. Agricultural-grade decontamination innovation evacuates overwhelming metals and abundance salts distant underneath industry standards.
Anti-Caking Treatment
Our restrictive anti-caking innovation keeps agglomeration rates underneath 5%. This guarantees free-flowing item that remains simple to handle all through storage.
Quality Control Testing
Every group experiences multi-point testing for virtue, dampness, and debasement levels. As it were items assembly our ≥97% virtue standard continue to packaging.
Packaging & Warehousing
Automated bundling lines fill packs in climate-controlled situations. Items are put away in humidity-controlled distribution centers some time recently shipment to keep up quality.
Shipment



Why Choose Us?
Over 35 A long time of Fabricating Excellence
Since our foundation in 1988, we've collected profound ability in acetic acid derivation and formate chemistry. You advantage from decades of refined generation processes.
Massive Generation Capacity
With 150,000 tons yearly capacity over our 27,000 m² office, we ensure steady supply. Huge orders get need planning without compromising quality.
Global Conveyance Network
Our items reach clients over China and trade to Europe, America, and Asia. Dependable coordinations accomplices guarantee opportune conveyance to your location.
Personalized Specialized Support
We give customized application direction based on your trim sorts and development stages. Our agronomists offer assistance you optimize measurement for most extreme return on investment.
Consistent Quality Assurance
Uniform molecule estimate and steady execution guarantee indistinguishable comes about between bunches. Your fertilization programs stay unsurprising and compelling season after season.
Customer-Centric Philosophy
We construct long-term associations based on judgment and shared advancement. Your fulfillment drives our ceaseless change in items and services.
Innovation-Driven Approach
Technological headway guides our item advancement. We contribute in investigate to convey arrangements that meet advancing agrarian challenges.
FAQ
Q: What crops advantage most from this product?
A: Chlorine-sensitive crops like citrus, grapes, tobacco, tea, and potatoes appear amazing comes about. High-value vegetables in nurseries and natural product trees amid natural product extension too react exceptionally well.
Q: How is it distinctive from potassium chloride?
A: Not at all like potassium chloride which contains 47% chloride, our item has as it were follow sums (≤0.2%). It won't cause chloride poisonous quality and has a lower salt list, lessening osmotic stress.
Q: Can I blend it with other fertilizers?
A: Yes, it appears great compatibility with nitrogen and phosphorus fertilizers. You can mix it at 5-10% of add up to compound fertilizer weight. Continuously test little bunches first.
Q: What is the prescribed application rate?
A: For foliar shower, utilize 0.2-0.5% concentration (50-100g per mu). For fertigation, apply 1-2% concentration (10-20kg per mu) each 10-15 days. Alter based on soil tests.
Q: Will it work in cold weather?
A: Completely. It remains dissolvable indeed at sub-zero temperatures, not at all like potassium sulfate. This makes it perfect for early-season applications when soil temperatures are low.
Q: How ought to I store unopened bags?
A: Keep them in dry, ventilated stockrooms absent from coordinate daylight and dampness. Stack packs appropriately and keep up division from acidic materials or harmful substances.
Q: Does it cause soil acidification?
A: No, the formate anion is metabolized by plants and soil organisms without clearing out acidic buildups. It's really gentler on soil pH compared to sulfate-based fertilizers.
Q: Is specialized bolster available?
A: Yes, we give personalized direction based on your particular crops and conditions. Our group makes a difference you plan application plans for ideal comes about.
Request a Quote
Ready to enhance your crop quality with premium Fertilizer Solid Potassium Formate? Contact our team today for competitive pricing and personalized application guidance. Email: sxzy@sxzhaoyi.com



