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Trypan Blue (C.I.23850)

CAS 72-57-1 C34H24N6O14S4Na4 MW 960.80 In stock

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.

CoA by batch

Overview

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.

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
Shelf Life 24 months
Acidity Base

Identification

Property Value
CAS Number 72-57-1
Molecular Formula C34H24N6O14S4Na4
Molecular Weight 960.80
SMILES [Na].O=S(=O)(O)C1=CC(N)=C2C(O)=C(N=NC=3C=CC(=CC3C)C4=CC=C(N=NC5=C(O)C6=C(N)C=C(C=C6C=C5S(=O)(=O)O)S(=O)(=O)O)C(=C4)C)C(=CC2=C1)S(=O)(=O)O
REACH Code Y110
TSCA Listed Yes
HTS Code 3212900
Tariff Code 321290000

Safety & GHS

Danger
  • GHS pictogram — Flammable Flammable GHS02

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

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

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.

Pricing & pack sizes

Pack sizes & pricing

  • 25 g

    €46.40 · per pack

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

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.

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Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

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