What are the technical specifications for moisture and fineness?

Moisture is less than 2.9% and the degree of fineness is less than 3%.

What are the loading quantities for a 20-foot container?

A 20' container can hold 800 bags (20MT) or 640 drums (16MT).

What are the payment terms accepted?

We accept LC, T/T, D/P, PayPal, Western Union, Money Gram, and small-amount payments.

CAS: 1326-83-6 Sulphur Black Dyestuff

Name: CAS: 1326-83-6 Sulphur Black Dyestuff
Brand: Zhengzhou Kelai Chemical Co., Ltd.
SKU: 753938112

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/ton.Request sample

Product profile

Customization

Available

CAS No.

1326-82-5

Formula

C6h4n2o5

Model NO.

Sulphur Black Br200%

EINECS

215-444-2

Colour

Black

Appearance

Powder, Granular, Crystal

Usage

Cosmetic, Leather, Paper, Textile

Application Material

Textile

Type

Synthetic

Solubility

Varieties

Sulphur Black Br

Production Method

Starbucks Roast

Product Name

Sulphur Black

Model

200%/220%/240%

Grade

Top Grade

Application

Textile

Strength

100%-240%

Molecular Weight

184.1

Sulphur Black Fomula

C6h4n2o5

Degree of Fineness

3% Max

Moisture

2.9% Max

Free Sulphur

0.31%

Degree of Fineness 

3% Max

Sample

Available

Storage

Cool, Dry and Ventilated Place

Packing

25kg Net/PP Bag or Customized

Loading Quantity

20mt/20'container

Transport Package

PP Bag or Kraft Bag

Specification

25kg

Trademark

Kelai

Origin

Henan

HS Code

3204191100

Production Capacity

2, 500mt Per Month

Key features

Multiple Strength Options: Available in 200%, 220%, and 240% strength grades for textile applications.

Customized Packaging: Packing options include 25kg PP bags, drums, or customized solutions.

High Quality Assurance: Factory direct supply with district quality control ensuring top grade standards.

Free Sample Availability: Samples are available for customers to test product quality before ordering.

Extensive Export Experience: Over ten years of exporting experience serving global markets.

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

Cost-Effective Solution: Cheap sulfur dyes with good wash fastness and easy application process.

Global Shipping Capability: Loading capacity of 20MT per 20' container with flexible shipping terms.

Company profile

Zhengzhou Kelai Chemical Co., Ltd.

Henan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2015-01-21Average Response Time: ≤2.19hTerms 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.