Acid chrome blue K
Also known as: Chrome Blue K, C.I. 16675, C.I. Mordant Blue 31, Chrome fast navy blue R, 4,5-Dihydroxy-3-[(2-hydroxy-5-sulfophenyl)azo]-2,7-naphthalenedisulfonic acid trisodium salt, 2,7-Naphthalenedisulfonicacid, 4,5-dihydroxy-3-[2-(2-hydroxy-5-sulfophenyl)diazenyl]-, sodium salt (1:3)
Acid chrome blue K (CAS 3270-25-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H9N2Na3O12S3 and a molecular weight of 586.41300 g/mol. It is listed by 2 suppliers, 1 of which publish reference prices, from 4.00 to 4.00 CNY per 10g. Record last updated Aug 21, 2026.
- CAS No.
- 3270-25-5
- Jingsj CID
- J-1109913-4
- Molecular Formula
- C16H9N2Na3O12S3
- Molecular Weight
- 586.41300 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | AR 10g | ¥40.00 | $0.6 /gBest ¥4.00/g CNY | CN China MOQ 10g | |
Made to Order | - | - | CN China |
Physicochemical Properties
| Exact Mass | 585.90100 |
|---|---|
| PSA | 282.15000 |
| LogP | 4.32670 |
Frequently Asked Questions
What is the CAS number of Acid chrome blue K?
The CAS number of Acid chrome blue K is 3270-25-5.
What are the molecular formula and molecular weight of Acid chrome blue K?
Acid chrome blue K has molecular formula C16H9N2Na3O12S3 and molecular weight 586.41300 g/mol.
Which suppliers offer Acid chrome blue K?
2 supplier(s) listed; reference unit price ¥4.00–4.00 /g.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Acid chrome blue K (CAS 3270-25-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1109913-4 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.