Product

INDIGO

C. I.

Vat blue 1

CAS

482-89-3

Formula

C₁₆H₁₀O₂N₂

M. W.

262.26

Annual Output

15,000 MT

Sales Market

China, Germany, Spain, Turkey, USA, Mexico, Columbia, Brazil,Indonesia, India, Pakistan, Syria, Israel, Morocco, Nigeria,Hongkong & Taiwan

Packing

◆  25KG Plastic-Woven Bag with double polyester liner

◆  20KG Carton with double polyester liner

◆  20KG/15KG Iron Drum with double polyester liner

Type

Granular

Powder

Appearance

Dark Blue Even Granular

Dark Blue Even Powder

Conten

≥94%

≥94%

Moisture

≤1.0%

≤1.0%

Fe³⁺

≤300ppm

≤300ppm

Appearance

Dark Blue Even Granular or Powder

Application

AS dyestuff, be mainly used to dye cotton fabrics, moreover, be used to make 5.5'-7.7'-tetraroma indigo, biochemical medicament and indicator

Storage &

Transportation

The product must be stored in shade, dry & well-ventilated warehouse. Avoid to be contacted with oxidizing chemicals and combustible organic substances. Keep it away from direct sunlight, heat, sparks and open flames. Carefully handle the product and avoid damaging the package.