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Vat Indigo Blue Grains

Indigo blue dyes is one purplish blue color,the molecular formula is C16H10N2O2, which is a water-soluble non-azo dyestuff.Indigo blue is one of the oldest colorantes,it is known to mankind and is widely used in food, medicine and printing and dyeing industries.
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Product Introduction

Vat Indigo Blue Grains

Product Name:

Vat Indigo Blue Grains


Navy Blue powder or grains

CAS No.:




Formula :


Molecular Weight:





≤ 1.0%

pH Value:



≥ 93.0%、94.0%

Iron Ion:

≤ 300PPM

Flash Point:

158.2 ℃

Boiling Point:

400.4 ℃


1.01 g/cm³

Chemical Structure:

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1, No dust or low dust flying, particles have a certain mechanical strength, use is not easy to dust, improve the working environment and health conditions;

2, With excellent liquidity, is beneficial to automatic measurement and automatic operation;

3.It has good wettability and dispersibility, and is not easy to carry forward and focus in use. It is convenient to prepare dye;

4, Good storage stability, not easy to absorb moisture, no electrostatic adsorption phenomenon;

5, At the same time it in the printing and dyeing industry to ensure that the cloth grain color uniform, color light is more bright.

Main Application:

It is mainly used for jeans dyeing. It has excellent light fastness, weather fastness and heat stability. It gives blue tone and can prepare liquid dispersible dosage form.



    Trader or factory? We have our own factory.

    Do you provide samples, is it free? We can provide free samples.

    What payment methods are supported? L/C Western Union D/P D/A T/T MoneyGram

    Do you have a certificate? We have OEKO TEX, BLUE SIGN, ZDHC.

    What is the minimum order quantity? 25KG

    Which logistics modes can be supported? We support express, sea, land, air.

    Which shipping port is shipped from? Shanghai, China

    How is the packaging? 25KG NEW CARTON BOX

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