CAS No.: | 482-89-3 |
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Formula: | C16h10n2o2 |
EINECS: | 207-586-9 |
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Product Name | Vat Blue 1/indigo blue/indigo powder |
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 |
Used | 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. |
2. PROPERTY & APPLICATION
Appearance |
Dark Blue Even Granular or Powder
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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
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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.
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ADVANTAGES:
1.Competitive price;
2.Reliable quality;
3.Stable supply capacity;
4.Smooth logistics and delivery;
5.Good service.