Basic Info.
Product Description
Another name: reducing indigo
Index no. of dyes: C. I. Reducing blue 1 (73000)
Corresponding foreign trade name: INDIGO (Acna, Fran, ICI)
Molecular formula: C16H10N2O2
Molecular weight: 262.27
EINECS: 207-586-9
Chemical name: 3,3 - dioxbisindopheno
Product specification
| 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 | ||||||
Application
used dyeing on cotton, also used dyeing on cambric, viscose and vinylon,etc.
1. widely used for dyeing cotton fibre and polyester;
2. used for direct printing on cotton fibre
3. can be processed into organic pigment
Package and shipment
25kg/PP bag
FAQ
Q1: May I get sample before placing order?
Re: Yes, Sample are available. For small samples is free and you just need to bear the freight;
Q2: Which payment is available for your company?
Re: T/T, L/C at sight. You can choose the one which is convenient for you.
Q3: How and when can I get my goods after payment?
Re: For small quantity products, they will be delivered to you by international courier within 2 days(DHL, FedEx, TNT etc.)
For large quantity products, shipping by sea is worthwhile.It will cost days to weeks to come to your destination port, which depends on where the port is.
Q4: Is there any possible to use my appointed label or package?
Re: Yes. If needed, we'd like to use label or package according to your requirement.
Q5: How can you guarantee the goods you offer is qualified?
Re: We always believe honesty and responsibility are basis of one company, so whatever products we provide for you all are qualified. We will have goods tested and provide COA before delivery for sure.