Molekula
Mordant Blue 13
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Mordant Blue 13 is a synthetic anionic dye used in textile dyeing and staining applications, particularly for protein fibers. It is also employed in analytical chemistry and biological staining. Available in powder form, it has a CAS number of 1058-92-0, a molecular formula of C16H9ClN2Na2O9S2, and a molecular weight of 518.81 g/mol. Stable at ambient storage conditions with no signal word required. Molekula supplies Mordant Blue 13 from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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1 g — £30.90 per pack ex VAT · £37.08 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Black powder |
| Lambda max | 552 nm~556nm |
| Absorbance(E1%1cm) | ≥320 |
| Lambda MAX.2 | 526 nm~530nm |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90023049 |
| CAS Number | 1058-92-0 |
| IUPAC Name | disodium;3-[(5-chloro-2-hydroxyphenyl)diazenyl]-4,5-dihydroxynaphthalene-2,7-disulfonate |
| EC Number | 213-894-4 |
| Molecular Formula | C16H9ClN2Na2O9S2 |
| Molecular Weight | 518.81 |
| Exact Mass | 517.9233 |
| SMILES | C1=CC(=C(C=C1Cl)N=NC2=C(C3=C(C=C(C=C3C=C2S(=O)(=O)[O-])S(=O)(=O)[O-])O)O)O.[Na+].[Na+] |
| InChIKey | LNXMADNIUWFTPP-UHFFFAOYSA-L |
| InChI | InChI=1S/C16H11ClN2O9S2.2Na/c17-8-1-2-11(20)10(5-8)18-19-15-13(30(26,27)28)4-7-3-9(29(23,24)25)6-12(21)14(7)16(15)22;;/h1-6,20-22H,(H,23,24,25)(H,26,27,28);;/q;2*+1/p-2 |
| PubChem CID | 13991 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 32129000 |
| Tariff Code | 3212900000 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 2Na 3-(5-chloro-2-OHphenylazo)-4,5-diOHnaphthalene-2,7-disulphonate
- C.I. Mordant Blue 13, disodium salt
- Chrome Dark Blue
- Eriochrome blue SE
- MORDANT BLUE 13 (ACID ALIZARINE BLUE BB C.I. 16680)
- Plasmocorinth B
- Sunchromine Fast Blue MB
Frequently asked questions
What is Mordant Blue 13 used for?
Mordant Blue 13 is primarily used as a dye in textile and leather coloring, especially for cotton and wool fabrics.
What is the chemical formula and molecular weight of Mordant Blue 13?
The formula is C16H9ClN2Na2O9S2 with a molecular weight of 518.81 g/mol.
How should Mordant Blue 13 be stored?
It should be stored at ambient temperature, protected from moisture and direct sunlight.
What grade of Mordant Blue 13 is available?
Molekula supplies Mordant Blue 13 in technical grade for industrial applications.
Can Molekula supply Mordant Blue 13 in bulk?
Yes, Molekula can supply Mordant Blue 13 in bulk quantities upon request.
What documentation comes with a purchase of Mordant Blue 13?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.