What certifications does the product have?

The product is REACH certified and meets environmental protection standards.

What materials can be dyed with this product?

It is mainly used for cotton yarn and cloth, as well as wool and silk.

Granular/Powder Indigo Blue Dyes 94% for Dyeing

Name: Granular/Powder Indigo Blue Dyes 94% for Dyeing
Brand: Zhengzhou Kelai Chemical Co., Ltd.
SKU: 753707962

Henan, ChinaZhengzhou Kelai Chemical Co., Ltd.

US$6,500.00

1-9 Tons

US$6,450.00

10-49 Tons

US$5,600.00

50+ Tons

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

CAS No.

482-89-3

Formula

C16h10n2o2

Model NO.

Indigo-02

EINECS

207-586-9

Certification

REACH

Environmental Protection

Yes

Color

Blue

Kind

Textile Dyestuff Chemical

Appearance

Granulars

Application

Textile Printing Auxiliary, Dying Auxiliary

Product Name

Indigo Blue

Other Name

Blue Indigo/Indigo

Mf

C16h10n2o2

Indigo pH Range

9.5-10.5

Type

Vat Dye

Indigo Content of Ferric Ions

≤200ppm

Indigo Powder Color

Blue

Indigo Appearance

Powder, Granular

Model Number

Natural Indigo

H.S Code

320415

pH Range

9.5-10.0

Moisture Content

1.0% Max

Application Material

Cotton Yarn, Cotton Cloth, Wool, Silk

Delivery Time

7 Days

Sample

Available

Transport Package

25 Kgs Net Bag

Specification

94% min

Trademark

Kelai

Origin

Henan, China

HS Code

3204159000

Production Capacity

15000mt Per Year

Key features

High Purity Content: Indigo content reaches 94.0% with moisture content max 1.0%.

Versatile Appearance: Available in dark blue powder or granular forms.

REACH Certification: Product meets REACH environmental protection standards.

Customizable PH Range: PH range adjustable based on buyer's specific demand.

Fast Delivery: Standard delivery time is 7 days.

Sample Availability: Samples are available for testing and verification.

Professional Experience: Over 10 years of export experience in chemical industry.

Wide Application: Suitable for cotton, wool, silk, and textile printing.

Company profile

Zhengzhou Kelai Chemical Co., Ltd.

Henan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2015-01-21Average Response Time: ≤3.32hTerms 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.