What is the packaging specification?

The product is packed in 25kg plastic-woven bags with a double polyester liner.

How should the product be stored?

Store in a shade, dry, and well-ventilated warehouse, away from direct sunlight and oxidizing chemicals.

What certifications does the product have?

The product is manufactured by an ISO certified factory and comes with SGS certification.

ISO Manufacturer Vat Indigo Blue in Dyestuffs

Name: ISO Manufacturer Vat Indigo Blue in Dyestuffs
Brand: Henan Premtec Enterprise Corporation
SKU: 1997794722

Henan, ChinaHenan Premtec Enterprise Corporation

US$6,400.00

1-10 Tons

US$5,800.00

11+ Tons

Sample price:US$1.00/kg.Request sample

Product profile

Customization

Available

CAS No.

482-89-3

Formula

C16h10n2o2

Model NO.

Indigo

EINECS

207-586-9

Colour

Blue

Appearance

Powder or Granules

Usage

Leather, Textile

Application Material

Leather

Name

Vat Blue

Content

94%

C.I.No.

Vat Blue 6

Indigo pH Range

9.5-10.5

Certification

ISO/SGS

Delivery Time

5-7 Days After Payment

Suppy Type

Factory

Shelf Life

2 Years

Product Name

Indigo Blue

Indigo Type

Reactive Dye

Sample

Free of Charge

Price Validity

7 Days

Purity

94%

Form

Powder or Granules

Price

Negotiable

MOQ

1 Ton

Color

Dark Blue

Indigo Content of Ferric Ions

200ppm

Transport Package

25kg Bag

Specification

94%

Trademark

Premtec Brand

Origin

China

HS Code

320415100

Production Capacity

600 Ton/Tons Per Month

Key features

High Purity Content: Indigo content guaranteed at 94% or higher for original powder and pelleting forms.

ISO & SGS Certified: Product meets international quality standards with ISO and SGS certifications.

Versatile Application: Ideal for dyeing cotton fabrics, jeans, and producing biochemical indicators.

Fast Delivery: Shipment arranged within 5-7 days after payment confirmation.

Free Sample Available: Complimentary samples provided for quality verification before bulk orders.

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

Long Shelf Life: Product maintains stability and quality for up to 2 years when stored properly.

Secure Packaging: 25kg plastic-woven bags with double polyester liner for safe transportation.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceR&D CapabilitiesProduct Certification

Henan Premtec Enterprise Corporation

Henan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2006-08-30Nearest Port: QINGDAO PORT,CHINA, SHANGHAI PORT,CHINAAverage Response Time: ≤1.59hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAP

AI-Powered supplier vetting

SummaryThe supplier is a small Zhengzhou-based trading company with seven employees and a valid import/export license. It has one R&D engineer and offers several forms of customization, including sample-, design-, full-, minor-, and flexible customization. However, it does not provide 3D software design or SDKs, launched no new products in the past year, and has no stated inventory, overseas warehouse, overseas showroom, overseas agents, or branches. Export sales account for 90% of total sales, and the supplier has participated in the Canton Fair. Quality traceability status, manufacturing-capacity contract status, trade volume, certification holdings, and customer cases are not provided. Service quotations can use FOB, CIF, CFR, and EXW, with stated lead times within 15 working days in both peak and off-season; written service procedures exist, but no records are available.

Supplier typeThe supplier is identified as a limited company and trading company located in Zhengzhou, with no larger-company affiliation reported. Its associated-company industry is wholesale and retail, and it holds a valid import/export license, indicating a trading-oriented rather than manufacturing-oriented profile.

R&D capabilityThe supplier has one R&D engineer whose duties include technical support and new product development, but it launched no new products in the past year. It also reports no professional technical-supplier R&D capability, no 3D software design service, and no available SDK, indicating limited documented innovation resources.

Production capacityThe supplier reports zero quality-control test equipment, no in-stock service capacity, and an unknown manufacturing-capacity contract status. Although it reports eight qualified suppliers for service capability and lead times within 15 working days, the evidence does not demonstrate direct production capacity and includes explicit capability limitations.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These stated service options provide direct evidence of broad customization capability, although no supporting production or design-system details are provided.