What is the minimum order quantity?

The minimum order quantity is 1 ton.

What are the available Incoterms?

We accept FOB, CIF, CFR, and EXW terms for international trade.

Sodium Hydrosulfide: Key Chemical for Mining and Metallurgy Solutions

Name: Sodium Hydrosulfide: Key Chemical for Mining and Metallurgy Solutions
Brand: Dongying Zhongcheng Chemical Co., Ltd.
SKU: 2147038682

Shandong, ChinaDongying Zhongcheng Chemical Co., Ltd.

US$350.00-670.00

1 Ton

Product profile

Customization

Available

CAS No.

16721-80-5

Formula

Nahs

Model NO.

Sodium Hydrosulfide

EINECS

231-970-4

Appearance

Powder

Classification

Purity

≥99%

Type

Sodium Hydrosulfide

Grade Standard

Industrial Grade

Chemical Composition

Pure Sodium Hydrosulfide (Nahs, ≥70% Typical Flake

Molar Mass

56.06 G/Mol

Physical State (25℃, 1 ATM)

White to Light Yellow Crystalline Flake/Granular S

Boiling Point

Decomposes Before Boiling (Releases H2s)

Melting Point

350 °C (Decomposes)

Flash Point

Non-Flammable Solid

Density (20℃)

1.79 G/Cm³

Solubility

Easily Soluble in Water (Releases Heat), Soluble I

Odor

Slight Hydrogen Sulfide Odor, Pungent in Humid Air

Chemical Classification

Inorganic Alkaline Sulfide Salt, Industrial Reduci

Transport Package

Bag/Drum/IBC/Tank

Specification

Per Customer's Requirement

Trademark

Zhongcheng Chemical

Origin

China

Key features

Versatile Applications: Widely used in leather tanning, mining flotation, dyes, and wastewater treatment.

Flexible Packaging: Available in standard 25kg bags and 1000kg jumbo bags to suit various needs.

Fast Delivery: Quick shipping from major Chinese ports with competitive pricing for global buyers.

Certified Quality: Every batch tested by independent labs with CMA-certified reports exceeding national standards.

Full Traceability: Complete traceability system from raw material sourcing to final delivery for every batch.

OEM/ODM Support: Flexible customization options available from samples for tailored requirements.

Long-term Benefits: Price protection and discounts for quarterly or annual orders over 50 or 300 tons.

Company profile

Importers and ExportersFast DeliveryLow MOQQuality Assurance

Dongying Zhongcheng Chemical Co., Ltd.

Shandong, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Flexible customization CertifiedExport Year: 1 year CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.99h

AI-Powered supplier vetting

SummaryThe supplier demonstrates service availability, in-stock capacity, flexible sample-based customization, ODM and OEM service experience, and stated quality assurance with raw-material traceability. However, its service-management controls are incompletely documented, with procedures or supplier records lacking approvals, dates, or implementation records. Overseas support is limited: no overseas warehouse, showroom, agent, branch, or reported overseas-service countries, and no offline trade-show participation. Innovation and technical infrastructure appear limited, with one R&D engineer, no new products in the past year, no SDK, no R&D audit documentation, and zero quality-control test equipment reported. Production scale and customer-case evidence are insufficiently documented. Financial figures are excluded for privacy, but the supplied financial records contain zero entries across multiple periods, preventing a positive credibility assessment.

Supplier typeThe supplier appears to be a manufacturing and service provider offering in-stock supply, sample-based and flexible customization, ODM, and OEM services. It supports standard trade terms and identifies Qingdao Port as its nearest port, but reports no overseas warehouse, showroom, agent, branch, overseas-service country, or offline trade-show participation.

After-Sales capabilityThe supplier has an in-stock service capability and a complaint-handling procedure, but no written complaint records. Service-capability corrective and preventive action also lacks written records, while overseas after-sales coverage is limited by the absence of overseas warehouses, showrooms, agents, branches, and reported overseas-service countries.

Financial creditThe supplied financial records contain zero-reported values for revenue, costs, profit, margins, and current-ratio measures across the stated reporting periods. Because these entries do not demonstrate positive financial performance or liquidity, financial credibility is not positively supported; the zero entries constitute a material deficiency in the provided financial profile.

R&D capabilityThe supplier offers ODM and flexible customization, but reports only one R&D engineer, no new products during the past year, no available SDK, and no R&D design-input, output, review, verification, or validation documents for audit. This indicates limited documented innovation infrastructure despite some design-service capability.

Customization capabilityThe supplier explicitly provides customization from samples, flexible customization, ODM services, and OEM services for well-known brands. Its R&D engineer is responsible for providing samples according to customer requirements, directly supporting a positive customization assessment.

Client casesThe supplier states that it provides OEM services for well-known brands, which is evidence of at least one type of customer experience. However, no brand names, project details, references, or verifiable case documentation are provided, so the breadth and strength of customer cases remain limited.

Product Q&A

Q:How is product quality guaranteed?

Every batch is tested by independent labs (e.g., Shandong Provincial Chemical Research Institute) with CMA-certified reports. We maintain 100% customer acceptance rate and full traceability from production to delivery.

Q:What are your payment terms?

Our standard terms are advance payment or payment before shipment as per the signed contract. We are open to discussing flexible arrangements to accommodate specific needs.

Q:What are the benefits of long-term cooperation?

Benefits include guaranteed supply with no disruption clauses, price protection with discounts (3% for quarterly >50 tons, 5% for annual >300 tons), and complimentary access to our Hazardous Chemicals Management System.

Q:What is the delivery time and logistics capability?

Delivery time is communicated in advance after order placement. We have ample warehousing capacity for hazardous chemicals and offer competitive logistics pricing strategies based on quantity.

Q:Is the product customizable?

Yes, we offer flexible customization from samples, including tailored chemical composition and physical state options to meet specific industrial requirements.