What are the main applications?

Mainly used for making chrome tanned leather, dyeing, printing, ceramics, and green ink.

Is hexavalent chromium detected?

No, Cr6+ is not detected in the product.

Chrome Tanning Agent Chromium Sulfate Basic

Name: Chrome Tanning Agent Chromium Sulfate Basic
Brand: Zhengzhou Kelai Chemical Co., Ltd.
SKU: 763505942

Henan, ChinaZhengzhou Kelai Chemical Co., Ltd.

US$750.00-800.00

5 Tons

Sample price:US$0.00/kg.Request sample

Product profile

Customization

Available

CAS No.

39380-78-4

Formula

Crh3o12s3

Model NO.

24%-26%

EINECS

235-595-8

Colour

Green

Appearance

Powder

Usage

Leather

Application Material

Leather

Name

Basic Chrome Sulphate

Content

24%-26%

C.I.No.

Chrome Green

Product Name

Basic Chrome Sulphate

Other Name 1

Basic Chrome Sulfate

Other Name 2

Basic Chromium Sulphate

Molecular Formula

Crh3o12s3

Formula Weight

165.06

Cr2o3 %

24-26

Basicity %

31-35

Water Insolubles %

0.10 Max

Iron(Fe)%

0.01max

10% Solution pH Value

2.0-3.0

Grade

Tech Grade

Shelf Life

One Year

Storage

in a Dry and Cool Place

Application

Leather Tanning,Chrome Dyestuffs

Form

Dark Green Powder

Transport Package

25kg PP Bag or Krafte Paper Bag

Specification

24%-26%

Trademark

KELAI

Origin

China

HS Code

320290

Production Capacity

20, 000 Tons/Year

Key features

High Tanning Properties: Dark green powder with superior tanning efficiency for leather processing.

Advanced Drying Process: Dried using sophisticated steam drum drier to prevent overheating.

High Solubility: Features excellent solubility characteristics for various applications.

Non-Toxic Safety: Product is non-toxic and requires no special handling or treatment.

Cr6+ Free: Hexavalent chromium (Cr6+) is not detected in the product.

Customizable Packaging: Standard 25kg bags available with options to meet customer needs.

Versatile Applications: Suitable for leather tanning, dyeing, printing, ceramics, and ink.

Company profile

Zhengzhou Kelai Chemical Co., Ltd.

Henan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2015-01-21Average Response Time: ≤3.72hTerms 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.