KingNitra SeriesNitrate Based NPK Compound Fertilizers

Engineered for fast water solubility and instant root absorption during critical crop growth phases.

Category NPK compound fertilizer
Formulation Granular (High Tower)
Key ingredients Nitrate-N + Chloride-free K₂SO₄ (SOP)
Application method Soil application – basal & top-dress
Low-chloride (SOP-based) formula High tower granulation Batch-tested quality

Key product advantages

Fast absorption: Nitrate nitrogen dissolves quickly in water and moves directly to plant roots for instant use during crucial growth phases.

No soil acidification: Nitrate uptake raises the pH level around the root zone, helping prevent the soil from becoming too acidic over time.

Chloride-free safety: Formulated with little to no chloride, protecting sensitive crops from salt stress, leaf scorch, and root damage.

Premium nitrate-based compound fertilizer

A high-performance NPK compound fertilizer engineered for fast water solubility and instant root absorption during critical crop growth phases. Delivering non-acidifying nitrogen and promoting vital mineral uptake (K, Ca, Mg), this low-chloride formula protects crops from salt stress while maximizing harvest yield, fruit firmness, and shelf life.

Fast absorption

Nitrate nitrogen dissolves quickly in water and moves directly to plant roots for instant use during crucial growth phases.

No soil acidification

Nitrate uptake raises the pH level around the root zone, helping prevent the soil from becoming too acidic over time.

Better mineral uptake

The presence of nitrate naturally helps the plant absorb vital positive minerals, particularly potassium, calcium, and magnesium.

Chloride-free safety

Formulated with little to no chloride, protecting sensitive crops from salt stress, leaf scorch, and root damage.

Higher yield & quality

Quick, balanced nutrition promotes stronger stems, improved disease resistance, and superior fruit firmness and post-harvest shelf life.

Manufacturing excellence

Kingenta Group operates dedicated slow/controlled-release production lines and holds national research infrastructure behind every batch of KingNitra special fertilizer.

Advanced production processes

Kingenta Group has developed a new process for producing coated controlled-release fertilizers with independent intellectual property rights, suited for large-scale production, across three slow-release production lines (thermosetting resin, thermoplastic resin, and sulfur / sulfur-added resin), spanning over 100 products across 12 product series.

Industry leadership and innovation

The group has undertaken the formulation of both industry and national standards for slow-release fertilizers, and established the country's first national postdoctoral research station and first provincial-level engineering and technology research center for slow-release fertilizers, spearheading over 20 key research projects including the National Science and Technology Support Program's "Integration and Industrialization of Key Technologies for Controlled-Release Fertilizers."

Awards and recognition

With 118 invention patent applications (37 granted), the group has been recognized as a "National Key High-Tech Enterprise," "Top Ten Contributing Enterprise to New Rural Construction in China," and "No. 1 Growth Enterprise among China's Top 100 Fertilizer Companies," with products honored as "National Consumer Trusted Brand" and "National Key New Product."

Formula & guaranteed analysis

Nitrate Based Fertilizer (SOP based) for chloride sensitive crops: KingNitra special.

Formula and guaranteed analysis
Range Formula Total-N% NO3-N NH4-N UREA-N P2O5% K2O%
KingNitra special 15-5-25 (High Tower) 15 5 10 0 5 25
KingNitra special 17-7-17 (High Tower) 17 5 12 0 7 17
KingNitra special 15-5-20 (High Tower) 15 5 10 0 5 20
KingNitra special 15-15-15 15 5 10 0 15 15
KingNitra special 21-6-13 (High Tower) 21 8 13 0 6 13
KingNitra special 12-12-17 12 3 9 0 12 17
* Other NPK formulations available upon request

Recommended crops & application

Where and how to use KingNitra special.

Recommended crops

Suitable for cash crops such as fruits and vegetables, and for greenhouse, sulfur-deficient and saline-alkali soils.

Application

Can be used as basal fertilizer or top-dressing. The specific amount and method are determined according to the product and crop.

Request technical documentation

Need full chemical specifications, alternative NPK formulas, or Material Safety Data Sheets (MSDS) for KingNitra special? Get in touch with our technical team directly.

KingNitra Special TDS.pdf Official specifications sheet
Request TDS from Our Team

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