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Quick Release Type Humic Acid Compound NPK Fertilizer
US$1.50-2.50
20 kg
Sample price:US$2.50/kg.Request sample
Product profile
Customization
AvailableCAS No.
NoneFormula
NoneModel NO.
HD-Amino PEINECS
NoneCertification
ISO9001Application
Vegetables, Flowers, FruitAppearance
PowderInfection on Soil
Physiological AcidChemical Character
Chemical AcidRelease Type
QuickManufacturing Method
Compound FertilizerType
General Compound FertilizerCondition
NewApplication
Vegetables, Flowers, Fruit, CropsState
PowderValidity
Quick ActingPhysics State
SolidKey features
Customizable NPK Formula: Formulas 1-4 available with specific N, P2O5, K2O ratios tailored to requirements.
Rich Trace Elements: Contains MgO, Cu, Fe, Mn, Zn, B, and Mo to support comprehensive crop nutrition.
Marine Biological Base: Incorporates Alginic Acid (2.5%) and Humic Acid (0.4%) for soil improvement.
Quick Acting Powder: Solid powder state designed for rapid absorption and effective crop application.
Proven Crop Results: Extensive applications on vegetables, flowers, fruits, and crops with good yield results.
Professional R&D Team: Backed by 5 R&D engineers and a professional production line for quality assurance.
OEM/ODM Service: Customized service available to meet specific client needs and branding requirements.
Fast Lead Time: Average lead time within 15 workdays for both peak and off-season orders.
Company profile

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2020-09-17 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤6.57h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryQingdao Haidelong Biotechnology Co., Ltd. is identified as a China-based manufacturer established in 2008, with 102 employees, five production lines, a 600 m² manufacturing plant, and products focused on organic and environmentally friendly fertilizers. The supplier reports an R&D team, professional production and sales teams, five R&D engineers, and six to ten quality-control staff. It offers customized services and states that crop applications have improved soil, crop quality, and yield, but no specific customer names or independently verifiable case details are provided. Export activity is supported by self-operated import/export rights, stated export markets, Qingdao Port access, and delivery within 15 working days in both peak and off-peak periods. Certification information and sufficient evidence for financial credibility are not provided. The business profile contains some inconsistent classifications, with one slice describing it as a trading company and another identifying it as a manufacturer.
Supplier typeThe supplier is explicitly identified as a manufacturer and describes itself as engaged in R&D, production, import, and export of fertilizers. However, an associated-company record classifies the company nature as a trading company, creating a classification inconsistency that should be verified.
R&D capabilityThe supplier states that it has an R&D team and develops organic and environmentally friendly new fertilizers, while its product range includes seaweed extract, microbial fertilizer, chelate trace fertilizer, and amino acid products. This supports an identifiable R&D orientation, although no patents, laboratory credentials, or measurable innovation outcomes are provided.
Production capacityThe supplier reports a professional production line, five production lines overall, 102 employees, a 600 m² manufacturing plant, and six to ten quality-control staff. It also states that normal- and peak-season order fulfillment is within 15 working days, providing explicit evidence of operating production capacity and delivery capability.
Customization capabilityThe supplier explicitly states that it can provide customized services according to customer needs. No details are given on customization scope, technical feasibility, minimum order requirements, or implementation process, but the stated capability directly supports this field.
Product Q&A
Q:What are the available NPK formulas?
A:
We offer four specific formulas: Formula 1 (16-16.5-17), Formula 2 (12-28-13), Formula 3 (11-8-31), and Formula 4 (5.5-9-35), all containing 2.5% Alginic Acid and 0.4% Humic Acid.
Q:Can the fertilizer formula be customized?
A:
Yes, the formula can be customized according to your specific requirements to suit different crop needs.
Q:What is the physical state of the fertilizer?
A:
The fertilizer is in a solid powder state and is water-soluble, designed for quick acting performance.
Q:What crops is this fertilizer suitable for?
A:
It is applicable to vegetables, flowers, fruits, and various crops, helping to improve soil quality and yield.
Q:What are the payment terms?
A:
We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.
Send Inquiry
*To:
Qingdao Haidelong Biotechnology Co., Ltd.
Qingdao Haidelong Biotechnology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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