Does the dye require special solubility conditions?

It is insoluble in water and alcohol but becomes soluble and green-black in sodium sulfide solution.

What are the main export ports?

The nearest ports are Qingdao Port and Shanghai Port in China.

Sulphur Black 2br200, 2br220

Name: Sulphur Black Br / B / Sulphur Black 2br200, 2br220
Brand: Henan Premtec Enterprise Corporation
SKU: 1997658762

Henan, ChinaHenan Premtec Enterprise Corporation

US$1,189.00

1-19 Tons

US$1,050.00

20+ Tons

Sample price:US$0.00/500g.Request sample

Product profile

Customization

Available

CAS No.

1326-82-5

Formula

C6h4n2o5

Model NO.

200% 220% 240%

EINECS

215-44-2

Colour

Black

Appearance

Granule

Usage

Textile

Application Material

Dyes

Type

Sulphur Black

Solubility

Varieties

Sulphur Black Br

Production Method

Boiling Method

Name

Sulphur Black B/Br

C.I.No.

C.I. 53185

Content

200%;220%;240%

Other Names

C.I. Sulphur Black 1

Application

Textile Dyestuffs

Quality Standard

Hg/T3427-2001

Transport Package

25kg Bags or Drums

Trademark

premtec

Origin

China

HS Code

3204191100

Production Capacity

2000 Ton Per Year

Key features

High Strength Options: Available in 200%, 220%, and 240% strength variants for different dyeing needs.

Versatile Application: Suitable for dyeing cotton, cambric, viscose, and vinylon fabrics.

Excellent Wash Fastness: Sulfur dyes offer generally good wash fastness and are easy to apply.

Cost-Effective Solution: Cheap and commonly used dyes manufactured for cotton in terms of volume.

Customized Packing: Packing available in 25kg fiber drums, iron drums, or customized per requirement.

Standard Compliance: Meets Hg/T3427-2001 quality standard for consistent performance.

Specific Chemical Properties: Bright black flake or grain, insoluble in water and alcohol, green-black in sodium sulfide solution.

Global Export Capability: Exporting since 2006 with major markets in North America, Europe, and Asia.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceR&D CapabilitiesProduct Certification

Henan Premtec Enterprise Corporation

Henan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2006-08-30Nearest Port: QINGDAO PORT,CHINA, SHANGHAI PORT,CHINAAverage Response Time: ≤3.43hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAP

AI-Powered supplier vetting

SummaryThe supplier is a small Zhengzhou-based trading company with seven employees and a valid import/export license. It has one R&D engineer and offers several forms of customization, including sample-, design-, full-, minor-, and flexible customization. However, it does not provide 3D software design or SDKs, launched no new products in the past year, and has no stated inventory, overseas warehouse, overseas showroom, overseas agents, or branches. Export sales account for 90% of total sales, and the supplier has participated in the Canton Fair. Quality traceability status, manufacturing-capacity contract status, trade volume, certification holdings, and customer cases are not provided. Service quotations can use FOB, CIF, CFR, and EXW, with stated lead times within 15 working days in both peak and off-season; written service procedures exist, but no records are available.

Supplier typeThe supplier is identified as a limited company and trading company located in Zhengzhou, with no larger-company affiliation reported. Its associated-company industry is wholesale and retail, and it holds a valid import/export license, indicating a trading-oriented rather than manufacturing-oriented profile.

R&D capabilityThe supplier has one R&D engineer whose duties include technical support and new product development, but it launched no new products in the past year. It also reports no professional technical-supplier R&D capability, no 3D software design service, and no available SDK, indicating limited documented innovation resources.

Production capacityThe supplier reports zero quality-control test equipment, no in-stock service capacity, and an unknown manufacturing-capacity contract status. Although it reports eight qualified suppliers for service capability and lead times within 15 working days, the evidence does not demonstrate direct production capacity and includes explicit capability limitations.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These stated service options provide direct evidence of broad customization capability, although no supporting production or design-system details are provided.