1.Indigo blue/ Vat blue 1 2.CAS No.: 482-89-3 3.Usage:For dyeing on cotton fabrics and making up indigo bromide.
Indigo Blue (granular)/ Vat Blue 1
1. Product Identification:
[Product Name]Indigo blue
[Synonyms]C.I. 73000/Vat Blue 1
[CAS] 482-89-3
[Formula] C16H10N2O2
[Molecular Weight] 262.27
[EINECS] 207-586-9
2. Physical and Chemical Properties:
[Appearance] dark blue even grains
[Contain(%)] ≥94
[Water content(%)] ≤1
[Intension] 100
[Light and color] similar to the normal product
[Iron ion content] ≤200ppm
3. Usage: For dyeing on cotton fabrics and making up indigo bromide. Or made into organic pigment, moreover, be used to make 5.5-7.7-tetraroma indigo, biochemical medicament and indicator
4. Package: 25KG Plastic-Woven Bag or Carton
5. Character and Application:
It is widelyused in the world at present because of the good hydrophilic ability,fast dissolving and it has the advantages of less dust,short dissolving time,high coloring rate and in gay colours products comparing to the common powder indigo blue,It is very popular at present.
Indigo blue 94%/Vat indigo blue/Vat Blue 1
