Can the product be customized?

Yes, it can be customized with 10%-30% aqueous amino-oligosaccharide, and specific parameters like lead and arsenic levels are controlled.

What are the lead and arsenic limits?

The lead content is less than 10ppm, and the arsenic content is less than 2ppm.

What is the average lead time for orders?

The average lead time is within 15 workdays for both peak and off-season periods.

Chitosan Oligosaccharide Made From Shrimp and Crab Shell

Name: Chitosan Oligosaccharide Made From Shrimp and Crab Shell
Brand: YORK INTERNATIONAL HK LIMITED
SKU: 2078866925

Jiangsu, ChinaYORK INTERNATIONAL HK LIMITED

US$2.50-4.00

1 kg

Sample price:US$4.00/kg.Request sample

Product profile

Customization

Available

Certification

ISO

Storage Method

Normal

Model NO.

Agricultural chitosan oligosaccharides

Extraction Process

Other

Application

Agricultural

State

Powder

Extract Source

Seafood

Molecular Weight

<5000

Lead

<10ppm

Arsenic

<2ppm

Transport Package

Drum or Bag

Trademark

realfine

Origin

China

HS Code

3913900090

Production Capacity

30 Tons/Month

Key features

Natural Marine Source: Extracted from shrimp and crab shells, ensuring a pure natural agricultural ecological preparation.

High Efficiency Low Dosage: Use concentration of 50-100ppm with only 2-5 grams per mu, improving crop yield by 10-20%.

Broad Disease Resistance: Induces plant immunity to resist viruses, fungi, and bacteria, controlling pests with 40-80% efficacy.

Environmental Safety: Non-toxic, no chemical residues, and degrades slowly into small molecule carbohydrates without harming soil.

Customizable Concentration: Available as powder or customized with 10%-30% aqueous amino-oligosaccharide solution.

Multiple Application Methods: Suitable for seed treatment, foliar spraying, root irrigation, and flushing for diverse agricultural needs.

Quality Improvement: Increases chlorophyll, vitamin C, and soluble sugar content while reducing organic acids in crops.

Reduced Chemical Pesticides: Helps reduce chemical pesticide usage and delays the emergence of drug resistance in pests.

Company profile

YORK INTERNATIONAL HK LIMITED

Jiangsu, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2013-01-01Nearest Port: shanghaiAverage Response Time: ≤8.02hTerms of Payment: LC, T/T, D/PInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAP, Others

AI-Powered supplier vetting

SummaryThe supplier presents itself as a producer of water-treatment chemicals, including decoloring agents, PDADMAC, PAM, polyamine, PAC, and defoamer. It reports BSCI and ISO 9001 certifications, more than 10 production lines, 6–10 R&D engineers, and 6–10 quality-control staff. It states that quality assurance and raw-material traceability are in place, with average lead times within 15 working days in both peak and off-season periods. However, the evidence shows no valid manufacturing-capacity contract with its related subcontractor, no inventory, overseas warehouse, overseas showroom, overseas agents or branches, or offline trade-show participation. It also reports no recent new products, ODM, branded OEM, or SDK capability, and lacks written procedures or records for supplier-service assessment, corrective actions, and complaint handling. Financial information is limited to references to financial-capacity, cash-flow, balance-sheet, and profit-index years without performance values.

Supplier typeThe supplier describes its business as covering water-treatment chemicals such as decoloring agent, PDADMAC, PAM, polyamine, PAC, and defoamer, and reports more than 10 production lines. This supports classification as a chemical manufacturer rather than a purely trading or service company.

CertificationsThe supplier reports holding BSCI and ISO 9001 supplier-management-system certifications. These are explicit certifications and provide positive evidence of formal social-compliance and quality-management systems, although no certificate scope or validity details are provided.

After-Sales capabilityThe supplier reports no overseas warehouse, overseas showroom, overseas agent or branch, or overseas-service coverage, and has not participated in offline trade shows. It also lacks written procedures or records for corrective and preventive actions and customer-complaint handling, although quality assurance and raw-material traceability are stated to exist.

R&D capabilityThe supplier reports no new products during the past year, no ODM service, no branded OEM capability, and no available SDK. Although it has 6–10 R&D engineers, the explicit absence of recent product development and related services indicates a deficiency in demonstrated innovation capability.

Production capacityThe supplier reports more than 10 production lines, 6 order-fulfillment units, and average lead times within 15 working days in both peak and off-season periods. However, it states that no valid manufacturing-capacity contract exists with its related subcontractor and has no inventory capability; the evidence therefore shows substantial internal production resources but also a documented capacity-management limitation.

Customization capabilityThe supplier accepts T/T and can quote under FOB, CIF, CFR, and EXW terms, while offering water-treatment products for different wastewater applications. However, it explicitly reports no ODM service and no OEM capability for popular brands, so dedicated customization capability is not demonstrated and some forms of customization are expressly unavailable.

Product Q&A

Q:What is the molecular weight of this chitosan oligosaccharide?

The molecular weight is less than 5000, with a degree of deacetylation greater than 80%.

Q:How should this product be stored?

It should be stored under normal conditions. The product is a light brown powder with moisture less than 10%.

Q:What are the main applications in agriculture?

It is used for seed treatment, improving stress resistance, as a new fertilizer, inducing fungicide, soil improvement, and fruit/vegetable preservation.

Q:Is this product safe for the environment and crops?

Yes, it is non-toxic, has no chemical residues, and is not harmful to the environment or soil microbiota.

Q:What is the recommended usage dosage?

The use concentration is 50-100ppm, with a mu dosage of only 2-5 grams, applied every 7 days for three times.