What certifications does the product have?

The product is certified under ISO9001, ensuring high quality and compliance with international standards.

What is the appearance and color of the product?

The product appears as a faint yellow powder with a mass fraction of all iron at 19.5%.

High Quality Polyferric Sulfate for Water Treatment

Name: High Quality Polyferric Sulfate for Water Treatment
Brand: Shenyang Tongjing Environmental Protection Technology Co., Ltd.
SKU: 2099115502

Liaoning, ChinaShenyang Tongjing Environmental Protection Technology Co., Ltd.

US$300.00-450.00

1 Piece

Product profile

CAS No.

10028-22-5

Formula

[Fe2(Oh)N(So4)(3-N/2)]M

EINECS

233-072-9

Model NO.

PFS

Acid-Base Property

Acidic Surface Disposal Agent

Certification

ISO9001

Environmental Protection

Yes

Color

Yellow

Appearance

Powder

Type

Sewage Treatment Chemicals

Product Appearance

Faint Yellow

Mass Fraction of All Iron

19.5%

Basicity

5-20

pH Value (10g/L Aqueous Solution)

1.5-3.0

Mass Fraction of Insoluble Substances

≤0.6

Transport Package

Woven Bag or Kraft Paper Bag Packaging

Specification

25kg bag, supports customization

Trademark

Origin

China

HS Code

2833299000

Key features

ISO9001 Certified Quality: Manufactured under ISO9001 standards ensuring consistent product quality and reliability.

High Iron Content: Features a mass fraction of all iron at 19.5% for effective water treatment performance.

Customizable Packaging: Available in 25kg woven or kraft paper bags, with customization options for specific needs.

Versatile Applications: Suitable for mining, sewage treatment, textile, food, and industrial wastewater purification.

Professional Technical Support: Provides on-site technical support and comprehensive pre-sales and after-sales service.

Flexible Payment Terms: Accepts T/T, L/C, Western Union, PayPal, and Money Gram for convenient transactions.

Fast Lead Time: Average lead time within 15 workdays for both peak and off-season orders.

Eco-Friendly Product: Designed for environmental protection with acidic surface disposal agent properties.

Company profile

High Repeat Buyers ChoiceFast DeliveryQuality AssuranceManagement Certification

Shenyang Tongjing Environmental Protection Technology Co., Ltd.

Liaoning, China

Business Type: Manufacturer/Factory CertifiedCustomization Options: Customization from Designs, Flexible customization, etc. CertifiedExport Year: 1 year CertifiedNearest Port: Yingkou PortAverage Response Time: ≤0.72h CertifiedTerms of Payment: T/T, Western Union, PayPal, etc.

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company with business activities covering environmental protection equipment sales, oil-refining and chemical-production equipment manufacturing and sales, and water pollution control services. It holds ISO 9001:2015 certification and reports quality assurance, but lacks documented complaint-handling, corrective-action, supplier-assessment, and traceability procedures. Its R&D resources are limited to one engineer, with no new products launched in the last year, no available SDK, and no R&D audit documentation. The supplier reports no valid manufacturing-capacity contract with related subcontractors, no inventory, overseas warehouse, overseas branch, or showroom capabilities, and no quality-control testing equipment found on site. Financial records are referenced for 2022–2024, but the provided data does not establish financial strength. No Fortune 500 cooperation, popular-brand OEM activity, or customer cases are documented, although repeat-buyer preference is...

CertificationsThe supplier holds an ISO 9001:2015 certificate, and the same certification is reported under sustainable development management systems. This provides explicit evidence of a certified management system, although no additional certifications are identified.

After-Sales capabilityThe supplier has no written procedures or records for complaint handling or corrective and preventive actions, and no documented service-capability assessment procedure or approved supplier list. It also lacks overseas agents or branches, overseas showrooms, and overseas service coverage, although reported service lead time is within 15 working days in both peak and off-season periods.

R&D capabilityInnovation resources appear limited: the supplier reports one R&D engineer, no available SDK, and no new products launched in the last year. It also has no R&D audit documentation for design inputs, outputs, reviews, verification, or validation, although the engineer can customize product packaging according to customer requirements.

Production capacityAlthough the registered business scope includes manufacturing certain oil-refining and chemical-production equipment, the supplier is classified as a trading company and reports no valid manufacturing-capacity contract with factories or related subcontractors. On-site evidence also shows no warehouse control process and zero quality-control testing equipment, so effective production capability is not demonstrated.

Product Q&A

Q:What is the core business of Tongjing Company?

Tongjing Company is dedicated to the R&D and application of water-soluble polyacrylamide (PAM) polymers, providing solutions for raw water treatment, wastewater purification, and sludge reduction.

Q:What is the Minimum Order Quantity (MOQ)?

The Minimum Order Quantity (MOQ) is set at 1 ton, offering flexibility to scale according to customer needs.

Q:What payment terms are accepted?

We accept T/T, L/C, Western Union, PayPal, Money Gram, and other payment options to suit your preferences.

Q:What is the lead time for orders?

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

Q:Is customization available for this product?

Yes, we offer flexible customization, minor customization, and customization from designs to meet specific requirements.