What are the available Incoterms?

We accept FOB, CIF, CFR, and EXW terms.

Do you offer OEM or ODM services?

Yes, we offer both OEM and ODM services with flexible customization options from samples.

Sodium Hydrosulfide: Essential Chemical for Mining and Metallurgical Industries

Name: Sodium Hydrosulfide: Essential Chemical for Mining and Metallurgical Industries
Brand: Dongying Zhongcheng Chemical Co., Ltd.
SKU: 2146916022

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.

Fast Delivery: Quick shipping from major Chinese ports with reliable logistics.

Third-Party Certified: Every batch tested by independent labs with CMA-certified reports.

Traceability System: Full traceability from production to delivery ensuring quality control.

Customization Options: Flexible customization available from samples for specific needs.

Competitive Pricing: Cost-effective solutions with price protection for long-term partners.

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: ≤0.88h

About Our Factory & Business Background

AddressRoom 503, Building 1, No. 53 Fuqian Street, Development Zone, Dongying City, Shandong Province

Plant Area636 square meters

Number of Employees5

Registered Capital30,000,000 RMB

Terms of PaymentLC, T/T, PayPal, Western Union

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month

Minimum Order Quantity1 ton

Supply Chain Partners8

Our Production Capability & Technical Expertise

Main ProductsTetrachloroethylene, Trichloroethylene, n-Heptane, Acetonitrile, Maleic Anhydride, Ethylene, Tetrahydrofuran, 2-Ethylhexanol, Dichloromethane, Aniline, Cyclohexanone, N,N-Dimethylformamide

QA/QC inspectors1 people

Inspection Type for Finished ProductsRandom inspection(Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers1 people

Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Year of Establishment2025-08-18

Main MarketsSouth Asia

Repeat Buyers Choice30%~50%

Number of Foreign Trading Staff3

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

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.

Q:What are the 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, price protection (3% discount for quarterly orders over 50 tons, 5% for annual over 300 tons), and complimentary access to our Hazardous Chemicals Management System.

Q:What is the delivery time and logistics capability?

For regular products, delivery is arranged after order placement with advance notice. We have ample warehousing capacity for hazardous chemicals and offer competitive logistics pricing strategies.

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

The Minimum Order Quantity is 1 ton.