What is the shelf life and storage requirement?

Shelf life is 24 months. Store in a cool, dry, well-ventilated area. Avoid mixing with oxidizing agents and alkalis during transportation.

What are the main applications of this product?

It is used for wastewater treatment (flocculation, decolorization), agriculture (soil pH adjustment, preventing chlorosis), and industrial production (manufacturing iron salts, pigments).

Ferrous Sulfate Monohydrate 91% - Ideal for Cool and Dry Environments

Name: Ferrous Sulfate Monohydrate 91% - Ideal for Cool and Dry Environments
Brand: Shenzhen Hengjiesheng Environmental Protection Technology Co., Ltd.
SKU: 2313139995

Guangdong, ChinaShenzhen Hengjiesheng Environmental Protection Technology Co., Ltd.

US$175.00

1 Ton

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

CAS No.

13463-43-9

Formula

Feso4-7H2O

Model NO.

Feed Additives

EINECS

231-753-5

Acid-Base Property

Acidic Surface Disposal Agent

Certification

REACH

Environmental Protection

Yes

Color

White

Appearance

Powder

Type

Feed Additives

Shelf Life

24 Months

Storage

Store in a Cool, Dry, Well-Ventilated Area; Protec

Transportation

Avoid Mixing with Oxidizing Agents and Alkalis; Pr

Solubility

Soluble in Water

Transport Package

Bag

Specification

Customized

Trademark

LVYU

Origin

China

Production Capacity

60000

Key features

High Purity & Stability: 91% purity with high iron content and excellent stability for reliable performance.

Multi-Industry Application: Ideal for water treatment, agriculture, feed additives, and industrial manufacturing.

Cost Efficiency: Cuts costs by 20-30% compared to alternatives due to low dosage and high efficiency.

Fast Dissolution: Uniform crystal particles dissolve quickly at room temperature for automated systems.

Environmentally Friendly: No residue in treated water; enhances soil structure without pollution.

REACH Certified: Fully compliant with REACH certification for safe environmental protection use.

Company profile

Shenzhen Hengjiesheng Environmental Protection Technology Co., Ltd.

Guangdong, China

Business Type: Trading CompanyAverage Response Time: ≤3.06h

AI-Powered supplier vetting

SummaryThe supplier has developed from an environmental product supplier into an integrated provider covering sales, engineering design, and technical support. It supplies high-purity water-treatment chemicals, reports strict quality control to national standards, and has 6–10 years of R&D-engineer experience and 6–10 quality-control staff. It holds self-operated import/export rights, with 51%–70% of sales from exports, but exporting began only one year ago. Production and service operations show strengths in OEM capability, quality assurance, repeat-buyer preference, and lead times within 15 working days. However, certification details are unspecified, there is no factory environmental-impact assessment report, overseas service infrastructure is absent, no new products were launched last year, and documented procedures and records for several supplier-management and complaint-handling activities are incomplete. Customer-case evidence is limited to the absence of Fortune 500 cooperation.

Supplier typeThe supplier describes itself as an environmental product supplier that has expanded into an integrated service provider covering sales, engineering design, and technical support. Its stated product scope includes high-purity water-treatment chemicals such as ferrous sulfate and polyaluminium chloride.

CertificationsThe supplier reports product compliance certification as “Others” and states that its chemicals are controlled to meet national standards, but no specific certification names or factory environmental-impact assessment report are provided. The missing environmental-impact assessment report is an explicit sustainability-related deficiency, while the unspecified certification prevents a positive certification assessment.

After-Sales capabilityThe supplier accepts multiple service quotation and payment methods and reports peak- and off-season lead times within 15 working days. However, it has no overseas showroom, agents, branches, or overseas service countries, and its complaint-handling and corrective/preventive-action procedures lack written records.

Financial creditThe provided financial records report zero operating revenue, gross profit or margin, and current-ratio values for the stated periods, while the three-year current ratio is also listed as zero. These explicit figures indicate a serious financial-information concern, although the slices do not explain whether the zeros reflect actual performance or incomplete reporting.

Production capacityThe supplier provides water-treatment chemicals with stated quality control to national standards, employs 6–10 quality-control staff, and reports quality assurance in its processes. Its stated annual production output is provided, but no capacity target, facility scale, or production-equipment details are available.

Customization capabilityThe supplier integrates sales, engineering design, and technical support and reports OEM service for well-known brands, directly supporting customization capability. No SDK is available, but the evidence relates to software development rather than negating the stated OEM capability.

Product Q&A

Q:What is the minimum order quantity?

MOQ varies by product, starting from 2MT. We accept small trial orders for new customers. Mixed container with different chemicals is available.

Q:Do you provide quality documents?

Yes. We provide COA (Certificate of Analysis) and MSDS (Material Safety Data Sheet) for all products upon request.

Q:What are your payment terms?

50% deposit upon order confirmation, balance paid before shipment. T/T bank transfer accepted.

Q:What is the delivery time and shipping terms?

Delivery time is 7-10 days after deposit received. Standard packaging varies by product (25kg/bag or jumbo bag). We ship FOB Nansha Canton port. CIF price available upon request with your destination port.

Q:Can you arrange samples?

Yes, samples are available upon request. Please contact us for sample policy and shipping cost.