What is the maximum moisture content allowed?

The moisture content is strictly controlled, typically not exceeding 5.0% to 6.0% depending on the grade.

Can I get a sample before placing a bulk order?

Yes, samples are available for you to test the quality and shade before committing to a large order.

Dyestuff Sulphur Black 1 for Cotton Fabric Dyeing

Name: Dyestuff Sulphur Black 1 for Cotton Fabric Dyeing
Brand: Zhengzhou Kelai Chemical Co., Ltd.
SKU: 763594372

Henan, ChinaZhengzhou Kelai Chemical Co., Ltd.

US$1,350.00

5-19 Tons

US$1,200.00

20-49 Tons

US$1,100.00

50+ Tons

Sample price:US$0.00/kg.Request sample

Product profile

Customization

Available

CAS No.

1326-82-5

Formula

C6h4n2o5

Model NO.

SB-0015

EINECS

215-444-2

Colour

Black

Appearance

Powder

Usage

Leather, Textile

Application Material

Cotton

Type

Synthetic

Solubility

Varieties

Sulphur Black Br

Production Method

Starbucks Roast

Einecs No.

215-444-2

Application

Textile Dyestuffs

Shade

Approximate

Quality Standard

Hg/T3427-2001

Insoluble%

≤0.3

Moisture%

≤6

Application 2

Black Jeans Fabric

Resistance Sunlight

Other Names

C.I. Sulphur Black 1

Strength

100%-240%

Molecular Weight

184.1

Degree of Fineness

Less Than3%

Moisture

Less Than2.9%

Loading Qty

20mt/20 Container

Sample

Available

Transport Package

in 25kg Net Plastic Woven Bags/Paper Carton

Specification

BR180, 200, 220, 240

Trademark

Kelai

Origin

Henan

HS Code

3204191100

Production Capacity

2, 500mt Per Month

Key features

High Strength Variants: Available in 100% to 240% strength levels to meet diverse dyeing requirements.

Superior Fastness: Offers excellent wash fastness and good color stability for cotton fabrics.

Versatile Application: Suitable for dyeing cotton, cambric, viscose, vinylon, and black jeans fabric.

Cost-Effective Solution: Economical sulfur dye option with high volume usage and easy application process.

Custom Packaging: Flexible packaging options including 25kg bags, drums, or FCL containers.

Factory Direct Supply: Direct supply from manufacturer ensuring competitive pricing and authenticity.

Sample Availability: Samples are available for testing and quality verification before bulk order.

Company profile

Zhengzhou Kelai Chemical Co., Ltd.

Henan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2015-01-21Average Response Time: ≤3.36hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DDP, DAP

AI-Powered supplier vetting

SummaryZhengzhou Kelai Chemical Co., Ltd. is identified as a trading company headquartered in Zhengzhou, Henan, with permitted import and export activities. The provided information describes fine-chemical R&D, production, operations, and exports to more than 68 countries, although other records characterize the entity as a chemical-products trading business. It reports ISO 9001 and ISO 14001 certifications, OEM/ODM availability, recent new-product activity, and multiple customization options. Service logistics include warehousing, contract-carrier transportation, and stated lead times within 15 working days in both peak and off-season periods. However, it has no overseas showroom, agents, branches, or offline trade-show participation, and no SDK is available. Financial records are indicated for 2023–2025, but no substantive financial-performance evidence is provided. Supplier-management procedures are not documented, and customer evidence is limited to general claims of OEM service for known brands and exports...

Supplier typeThe supplier is explicitly classified as a trading company, with permitted import/export activities and a Zhengzhou, Henan location. Its background description also states involvement in fine-chemical R&D, production, and operations, so the available records present both trading and product-related capabilities.

CertificationsThe supplier reports holding ISO 14001 and ISO 9001 certifications. These are explicit certifications relevant to environmental and quality management systems.

After-Sales capabilityService support includes warehousing, contract-carrier transportation, and stated lead times within 15 working days in both peak and off-season periods. However, the supplier reports no overseas showroom, agents, branches, or offline trade-show participation, and offers overseas services in zero countries; therefore, after-sales coverage is not demonstrated as strong, particularly internationally.

R&D capabilityThe supplier reports R&D capability, at least one new product during the past year, and ODM services; its company background describes fine-chemical R&D. However, it explicitly has no available SDK, so innovation support is evidenced for product development but not for SDK-based integration.

Customization capabilityThe supplier explicitly offers customization from samples, full customization, minor customization, flexible customization, and customization from designs. It also reports ODM availability, providing direct evidence of broad customization support.