Molekula
Amido Black 10B (C.I. 20470)
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
Amido Black 10B (C.I. 20470) is a synthetic azo dye used in textile and leather dyeing, as well as in analytical chemistry for staining applications. It is a sodium salt with the molecular formula C22H14N6Na2O9S2 and a molecular weight of 616.4909 g/mol. CAS number: 1064-48-8. Store at ambient temperature. Signal word: Danger. Molekula supplies Amido Black 10B 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.
-
100 g — $144.70 per pack
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Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Powder |
| Wavelength of maximum absorption (E1% in a 1 cm cell in Water) | 616.0-621.0 nm |
| Specific absorption (E 1% in 10 mm cell) at λ max. | (Min.) 460.0 |
| Absorption Ratio (λmax-15nm/λmax+15nm) | 0.90-1.20 |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 8 |
| Packing Group | III |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 51730981 |
| CAS Number | 1064-48-8 |
| IUPAC Name | disodium;4-amino-5-hydroxy-3-[(4-nitrophenyl)diazenyl]-6-phenyldiazenylnaphthalene-2,7-disulfonate |
| EC Number | 213-903-1 |
| Molecular Formula | C22H14N6Na2O9S2 |
| Molecular Weight | 616.4909 |
| Exact Mass | 616.0059 |
| SMILES | C1=CC=C(C=C1)N=NC2=C(C3=C(C(=C(C=C3C=C2S(=O)(=O)[O-])S(=O)(=O)[O-])N=NC4=CC=C(C=C4)[N+](=O)[O-])N)O.[Na+].[Na+] |
| InChIKey | AOMZHDJXSYHPKS-UHFFFAOYSA-L |
| InChI | InChI=1S/C22H16N6O9S2.2Na/c23-19-18-12(11-17(39(35,36)37)21(22(18)29)27-24-13-4-2-1-3-5-13)10-16(38(32,33)34)20(19)26-25-14-6-8-15(9-7-14)28(30)31;;/h1-11,29H,23H2,(H,32,33,34)(H,35,36,37);;/q;2*+1/p-2 |
| PubChem CID | 135442942 |
| UN Number | UN2790 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| Tariff Code | 32129000 |
Safety & GHS
-
Flammable
GHS02
-
Health Hazard
GHS07
Hazard statements
- EUH208 Contains sensitizing substance. May produce an allergic reaction.
- H225 Highly flammable liquid and vapour
- H315 Causes skin irritation
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P231+232 Handle under inert gas. Protect from moisture
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
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
- ACID BLACK 1
- Acid black 2
- Amido black
- Amido Black 10B
- Amidoschwarz
- Buffalo Black NBR
- C.I. Acid Black 1
- C.I. Acid Black 1, disodium salt
- Naphthol Blue Black
- NIGROSINE
Frequently asked questions
What is Amido Black 10B used for?
Amido Black 10B is primarily used as a dye in biochemical staining, particularly for protein and nucleic acid detection in electrophoresis and histology.
What is the chemical formula and molecular weight of Amido Black 10B?
The formula is C22H14N6Na2O9S2 with a molecular weight of 616.4909 g/mol.
How should Amido Black 10B be stored?
Store at ambient temperature, away from moisture and direct sunlight, as specified by the safety data sheet.
What grade of Amido Black 10B is available?
Molekula supplies Amido Black 10B in analytical grade for laboratory use.
Can Molekula supply Amido Black 10B in bulk?
Yes, Molekula can supply Amido Black 10B in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of Amido Black 10B?
Each order includes a Certificate of Analysis (CoA) 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.