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Organic Water-Soluble Seaweed Fertilizer Powder for Foliar Spray
US$2.60
1,000-15,999 kg
US$2.50
16,000-24,999 kg
US$2.40
25,000+ kg
Sample price:US$3.50/kg.Request sample
Product profile
Customization
AvailableCondition
NewCertification
SGSModel NO.
HD-Alga PlusApplication
Vegetables, Flowers, FruitState
PowderValidity
Quick ActingPhysics State
SolidInfection On Soil
Physiological NeutralChemical Character
Chemical NeutralRaw Material
SeaweedType
Commercial Organic FertilizerBlack
PowerTransport Package
According to Your NeedsSpecification
According to your needsTrademark
HaidelOrigin
QingdaoHS Code
2942000000Production Capacity
50 Millions/YearKey features
High Potassium Content: Contains 18% K2O for enhanced crop growth and yield.
Organic Seaweed Extract: Made from natural seaweed with 4% Alginate Acid and 4% Humic Acid.
Customizable Color: Available in black powder color according to customer needs.
SGS Certified Quality: Product meets international safety and quality standards.
Versatile Application: Suitable for vegetables, flowers, and fruit crops.
Rapid Action Formula: Quick-acting formula for immediate nutrient absorption.
Soil Neutral Property: Physiologically and chemically neutral to protect soil health.
OEM and ODM Services: Customized manufacturing and branding services available.
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: ≤7.44h 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 is the main composition of this fertilizer?
A:
It contains 2% Nitrogen, 3% Phosphate, 18% Potash, 4% Alginate Acid, and 4% Humic Acid.
Q:Can I customize the color of the powder?
A:
Yes, we offer customized services including black powder color options.
Q:What crops can this fertilizer be used on?
A:
It is applicable for vegetables, flowers, and fruit.
Q:Is this product certified?
A:
Yes, the product has SGS certification.
Q:What are the lead times for production?
A:
Both peak and off-peak season lead times are within 15 workdays.
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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