What are the key chemical properties?

It is insoluble in water or ethanol and shows specific color reactions in sodium sulfide and hydrochloric acid solutions.

What are the maximum limits for moisture and fineness?

Moisture is max 4.6%, and fineness (residue on 80 mesh) is max 5%.

What payment terms are accepted?

Accepted terms include LC, T/T, D/P, PayPal, Western Union, and Money Gram.

Black Dye Sulphur Black Br 2br 200% 220% 240%

Name: Black Dye Sulphur Black Br 2br 200% 220% 240%
Brand: Zhengzhou Kelai Chemical Co., Ltd.
SKU: 753559332

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/piece.Request sample

Product profile

Customization

Available

CAS No.

1326-82-5

Formula

C6h4n2o5

Model NO.

Sulphur Black

EINECS

215-444-2

Colour

Black

Appearance

Powder

Usage

Leather, Textile

Application Material

Leather

Type

Synthetic

Solubility

Varieties

Sulphur Black Br

Production Method

Starbucks Roast

Products Name

Sulphur Black 1

Colour Index

C.I. Sulphur Black 1

Colour Index Number

53185

Density

1.87 g/cm3

Boiling Point

660.3℃ at 760 Mmhg

Flashing Point

353.1℃

Strength

200%, 220%, 240%

Application 1

Vinylon

Application 2

Blended Fabric

Application 3

Fiber

Mf

C6h4n2o5

Molecular Weight

184.1

Grade

Sulphur Dye

Degree of Fineness

Less Than3%

Moisture

Less Than2.9%

Transport Package

25kg Net Bag

Specification

BR 200%, 220%, 240%

Origin

Henan

HS Code

320419110

Production Capacity

2500 Mt Per Month

Key features

Customizable Tone and Quality: Tone and quality can be adjusted according to customer requirements.

Flexible Packaging Options: Packed in 25kg drums or customized as per customer requirements.

High Strength Range: Available in strength levels from 100% to 240%.

Versatile Fabric Applications: Suitable for cotton, jute, viscose, vinylon, polyester, and polyamide.

Excellent Dyeing Performance: Features good dye-uptake, level dyeing, and uniform stable color.

Multiple Shade Options: Classified as BR (Bluish-Reddish) and B (Bluish) with adjustable shades.

Diverse Payment Methods: Accepts LC, T/T, D/P, PayPal, Western Union, and Money Gram.

Global Shipping Terms: Available under FOB, CFR, CIF, DDP, and DAP Incoterms.

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.