Shinny Black Crystal Indigo Blue for Denim Fabric

Introducing Shinny Black Crystal Indigo Blue, the perfect denim fabric for your next project. As a factory, we produce high-quality materials for a range of applications.
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Basic Info.

Model NO.
Application Material
Vat Red 6B
Vat Blue 4
Dark Blue
Indigo Content of Ferric Ions
Indigo pH Range
Product Name
Indigo Blue
Indigo Type
Reactive Dye
Free of Charge
Price Validity
7 Days
Delivery Time
5-7 Days After Payment
Shelf Life
2 Years
Dark Blue Even Granular and Powder
Suppy Type
Transport Package
25kg Bag
HS Code
Production Capacity
2500000 Ton Per Year

Product Description

Shinny black crystal indigo blue for denim fabric 

Product Description 

Molecular formula: C16H10N2O2

Molecular weight: 262

Nature :This product is dark-blue uniform powdery or granular. It cannot be dissolved in water and common organic solvents such as ethanol and aether, but can be dissolved in hot aniline and melt phthalic anhydride. Its melting point in the closed capillary is 390-392°C, and it begins sublimating slowly at 290°C. It has very good sunburn endurance and application performance.

Appearance :dark-blue uniform powder or granule

Shinny Black Crystal Indigo Blue for Denim Fabric



Use:It is mainly used to dye cotton fibre .The pop "cowboy" clothes mostly are made by indigo blue 

dying longitudinal yarn and white yarn interweaving;It can be used with sulfurated coloring matter;

Also we can get indigo white,bromized indigo blue from it,they are well used in food coloring matter,

biochemistry etc.

Cas No. 482-89-3
Colour Index  Vat Blue 1
Appearance Dark blue,Powder,Granular
Colour light Similar as the standard sample
Content ≥93.0%,94.0%
Moisture content ≤1.0%
Strength Equal to 100 percent of the standard sample
PH Range 9.5-10.5
Content of ferric ions ≤200PPM
Properties It is insoluble in water and alcohol.It is soluble in hot Aniline
Shinny Black Crystal Indigo Blue for Denim Fabric


Packaging Details
25KG/BAG with inner aluminum foil bags, outer kraft paper bags or according to client's requirement 

Qingdao,shanghai,tianjin, China or as your requirement
Lead Time :
Quantity(Tons) 1 - 1 2 - 5 6 - 20 >20
Est. Time(days) 1 2 7 To be negotiated

1. Low MOQ:  It can meet your promotional business very well.

2. Terms of delivery:  FOB, CIF, CRF.

3. Terms of payment :  L/C, T/T, Western Union,Cash.

4. Port of Loading : Qingdao,Tianjin, Shanghai,China.

5. Time of Delivery:  3 days for samples,1x20fcl within 7 work days.

6. Packing:  Usually 25kg net weight in a kraft bag with insider PE bag,or other Seaworthy Packing  as required.

Shinny Black Crystal Indigo Blue for Denim Fabric


Shinny Black Crystal Indigo Blue for Denim Fabric


Shinny Black Crystal Indigo Blue for Denim Fabric

Our Services

  • We are a professional manufacturer of Indigo Blue , with best production capacity, best quality assurance and best service.
  • Quick response,your inquiry will be replied within 24hours.
  • 100% QC inspection Before Shippment.
  • When you find any quality problems after receiving the goods, you can contact us. We will process and reply to you within 12 hours.


1. Q: What's your advantage? Why choose you? 

A: More than 10 years experienced of production and R&D for Indigo Blue . We have the most professional techniques and team. Great production capacity Sustainable Supply. According to customer requirements, we support the customized.

2. Q: What's the payment?

A: T/T would be better with quick transfer and few bank. LC could also be accept, but the proceure is complex and the fee is high. You can also use Western Union. For large quantity, sea shipping can be provided.

3. Q: Are you a factory or trading company?

A: We are a professional manufacturer. We are warmly welcome clients from worldwide to visit our factory and cooperate with us.

4. Q: How can i get some samples?

A: We are honored to offer you samples. New clients are expected to pay for the courier cost,the samples are free for you.

5. Q: When can i get the price?

A: We usually quote within 24 hours after we get your inquiry. If you are urgent to get the price, Please tell us in your email so that we will regard your inquiry priority.

6. Q: Where is your factory located?

A: Our factory is located inZhengzhou, China.

7. Q: What is your sample policy?

A: Some of our samples are available for free,while others are available at a cost.

                Shinny Black Crystal Indigo Blue for Denim Fabric


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