Molekula
Trypan Blue (C.I.23850)
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
Trypan Blue (C.I.23850) is a vital dye used in cell viability assays to distinguish live from dead cells by excluding the dye from intact membranes. It is commonly employed in hematology and cell biology research. Available in powder form with a CAS number of 72-57-1, molecular formula C34H24N6O14S4Na4, and molecular weight 960.80 g/mol. Store at ambient temperature. Signal word: Danger. Molekula supplies Trypan Blue (C.I.23850) 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.
-
25 g — $58.70 per pack
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 green to brown or brown-black powder, crystalline powder or granule |
| Melting Point | ≥300℃ |
| Loss on Drying | ≤10% |
| Dye Content | ≥70.0% |
| Absorptivity | [1%/1cm (in methanol)] ≥730.0 |
| Solubility in water | Soluble in water |
| Absorption maxima | (in Methanol) 603 – 607nm |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Base |
Identification
| Property | Value |
|---|---|
| SKU | 45660104 |
| CAS Number | 72-57-1 |
| IUPAC Name | tetrasodium;5-amino-3-[[4-[4-[(8-amino-1-hydroxy-3,6-disulfonatonaphthalen-2-yl)diazenyl]-3-methylphenyl]-2-methylphenyl]diazenyl]-4-hydroxynaphthalene-2,7-disulfonate |
| EC Number | 200-786-7 |
| Molecular Formula | C34H24N6O14S4Na4 |
| Molecular Weight | 960.80 |
| Exact Mass | 959.9824 |
| SMILES | CC1=C(C=CC(=C1)C2=CC(=C(C=C2)N=NC3=C(C4=C(C=C(C=C4C=C3S(=O)(=O)[O-])S(=O)(=O)[O-])N)O)C)N=NC5=C(C6=C(C=C(C=C6C=C5S(=O)(=O)[O-])S(=O)(=O)[O-])N)O.[Na+].[Na+].[Na+].[Na+] |
| InChIKey | GLNADSQYFUSGOU-UHFFFAOYSA-J |
| InChI | InChI=1S/C34H28N6O14S4.4Na/c1-15-7-17(3-5-25(15)37-39-31-27(57(49,50)51)11-19-9-21(55(43,44)45)13-23(35)29(19)33(31)41)18-4-6-26(16(2)8-18)38-40-32-28(58(52,53)54)12-20-10-22(56(46,47)48)14-24(36)30(20)34(32)42;;;;/h3-14,41-42H,35-36H2,1-2H3,(H,43,44,45)(H,46,47,48)(H,49,50,51)(H,52,53,54);;;;/q;4*+1/p-4 |
| PubChem CID | 6296 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 3212900 |
| Tariff Code | 321290000 |
Safety & GHS
-
Serious Health Hazard
GHS08
Hazard statements
- H350 May cause cancer
Precautionary statements
- P201 Obtain special instructions before use
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P308+313 IF exposed or concerned: Get medical advice/attention
- P501 Dispose of contents/container to an approved waste disposal plant
Documents
Safety Data Sheets (SDS)
Available in English, English (US), French, German, Italian, Portuguese, 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
No alternate names recorded for this product.
Frequently asked questions
What is Trypan Blue used for?
Trypan Blue is primarily used for cell viability testing in cell culture, where it stains dead cells blue while live cells exclude the dye.
What is the chemical formula and molecular weight of Trypan Blue?
The formula is C34H24N6O14S4Na4 with a molecular weight of 960.80 g/mol.
How should Trypan Blue be stored?
It should be stored at ambient temperature, protected from light and moisture.
What grade of Trypan Blue does Molekula supply?
Molekula supplies Trypan Blue in research grade, suitable for laboratory use.
Can Molekula supply Trypan Blue in bulk?
Yes, Molekula can supply Trypan Blue in bulk quantities—please contact sales for pricing and availability.
What documentation comes with a Trypan Blue order?
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.