What documents do you provide?

We provide Commercial Invoice, Packing List, Bill of Lading, COA, MSDS, and Origin Certificate. Special requirements can be discussed.

Liquid Sulfolane for Dye Dissolution & Dispersion

Name: Liquid Sulfolane for Dye Dissolution & Dispersion
Brand: Zibo Wan Hong Sheng Chemical Technology Co., Ltd.
SKU: 2156580952

Shandong, ChinaZibo Wan Hong Sheng Chemical Technology Co., Ltd.

US$3,600.00

1,000 kg

Sample price:US$900.00/piece.Request sample

Product profile

Customization

Available

CAS No.

126-33-0

Formula

C4h8o2s

EINECS

204-783-1

Classification

Solvent

Grade Standard

Industrial Grade

Whether Ring Formation or Not

Four-Membered Ring

Whether Containing Benzene Ring

Fat Hydrocarbon Saturation

Aliphatic Sulfur-Containing Cyclic Organic Compoun

Transport Package

Tank

Specification

250kg

Trademark

wanhongsheng

Origin

Zibo

HS Code

29349990

Production Capacity

1000000 Ton/ Year

Key features

High Purity Sulfolane: Industrial grade with high purity and stable performance for petrochemical applications.

Versatile Applications: Ideal for aromatic extraction, gas desulfurization, and organic synthesis.

Thermal Stability: High boiling point and good thermal stability for demanding industrial processes.

Flexible Packaging: Available in 25L, 200kg drums, and IBC tanks with metal frames.

Fast Delivery: Shipment arranged within 7-15 days after order confirmation.

Sample Availability: Samples under 500g available for quality testing (buyer pays postage).

Customization Support: Special packaging and documentation can be arranged per customer requirements.

Complete Documentation: Provides Commercial Invoice, Packing List, COA, MSDS, and Origin Certificate.

Company profile

High Repeat Buyers ChoiceFast DeliveryR&D Capabilities

Zibo Wan Hong Sheng Chemical Technology Co., Ltd.

Shandong, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: less than 1 year CertifiedNearest Port: Qingdao PortAverage Response Time: ≤0.44h

AI-Powered supplier vetting

SummaryZibo Wan Hong Sheng Chemical Technology Co., Ltd. is a China-based trading company established in December 2024 with four employees and no stated affiliation with a larger group. Its business scope covers chemicals, additives, materials, fertilizers, and related products, but the supplied information does not establish in-house manufacturing. The supplier reports OEM service for well-known brands and sample-based customization, but does not provide ODM services or an SDK and launched no new products in the past year. Operational controls are weak or undocumented: there are no written complaint-handling procedures, no quality-control test equipment, and no written supplier-service assessment or corrective-action procedures. It has no inventory, overseas warehouse, showroom, overseas agent, or branch capability. Export experience is reported as less than one year, and no valid import/export license is stated. Financial information is present for several periods, but the slices do not provide sufficient...

After-Sales capabilityAfter-sales and service controls appear deficient: the supplier has no written customer-complaint procedures or records, no written service-capability assessment or corrective-action procedures, and no inventory, overseas warehouse, showroom, overseas agent, or branch. These explicit gaps indicate limited documented support capability.

R&D capabilityInnovation capability is limited by the explicit absence of ODM service, absence of an available SDK, no new products launched during the past year, and only one R&D engineer. These findings indicate weak demonstrated product-development capacity.

Production capacityThe business scope includes many chemical, additive, material, and fertilizer sales activities, but the supplier is identified as a trading company and no manufacturing facilities, production lines, output capacity, or workforce for production are provided. Quality-control test equipment is explicitly recorded as zero, further weakening evidence of in-house production capability.

Customization capabilityThe supplier explicitly reports customization from samples, providing evidence that it can support at least sample-based customization. However, the lack of ODM service means broader independent product-development customization is not demonstrated.