Molekula
Alcian Blue 8GX (C.I. 74240)
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Alcian Blue 8GX (C.I. 74240) is a copper-based polycationic dye used primarily in histology for staining acidic mucopolysaccharides and glycosaminoglycans in tissue sections. It is also employed in electrophoresis and biochemical assays. Available in powder form, it has a CAS number of 33864-99-2, a molecular formula of C56H68Cl4CuN16S4, and a molecular weight of 1298.86 g/mol. Stable at ambient temperature with no signal word required.
Molekula supplies Alcian Blue 8GX (C.I. 74240) in 10 g packs, from £72.72 inc. VAT. It is in stock for same-day dispatch. Every batch ships with a certificate of analysis, and safety data sheets are available in 4 languages. Larger quantities, up to multi-tonne, are quoted on request.
Example image for illustration only. Other packaging and pack sizes are available.
Often bought together
Pricing & pack sizes
In stock — same-day dispatch
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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10 g — £60.60 per pack ex VAT · £72.72 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 | Dark blue powder |
| Solubility | 75mg dissolved in 250ml de-ironized water yields a clear, bright solution |
| Dye Content | ≥ 80% |
| Spectroscopy | Peak 626nm ratio 1.00 @ 611/641nm Density @ peak 1.24au |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
For research use only. Not for human use.
Identification
| Property | Value |
|---|---|
| SKU | 59508864 |
| CAS Number | 33864-99-2 |
| Molecular Formula | C56H68Cl4CuN16S4 |
| Molecular Weight | 1298.86 |
| REACH Code | Y110 |
| 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.
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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is Alcian Blue 8GX used for?
Alcian Blue 8GX is primarily used as a histological stain for detecting acidic mucopolysaccharides and glycosaminoglycans in tissue sections.
What is the chemical formula and molecular weight of Alcian Blue 8GX?
The formula is C56H68Cl4CuN16S4 with a molecular weight of 1298.86 g/mol.
How should Alcian Blue 8GX be stored?
It should be stored at ambient temperature, protected from light and moisture.
What grade of Alcian Blue 8GX is available?
Molekula supplies Alcian Blue 8GX as a dark blue powder with a dye content of at least 80%, a spectroscopic peak at 626 nm, and a solubility specification of 75 mg in 250 ml of de-ironized water giving a clear, bright solution.
Can Molekula supply Alcian Blue 8GX in bulk?
Yes, Molekula can supply Alcian Blue 8GX in bulk quantities—please contact sales for details.
What documentation comes with an order of Alcian Blue 8GX?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) upon request.
Where can I buy Alcian Blue 8GX (C.I. 74240)?
Directly from Molekula, which lists Alcian Blue 8GX (C.I. 74240) in 10 g packs from £72.72 inc. VAT, with a certificate of analysis for every batch. Larger quantities are quoted on request. Molekula's offices: United Kingdom, France, Spain, Germany, Italy, United States and China.
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.