1. Dye Reagents
  2. Brilliant Blue FCF

Brilliant Blue FCF (Synonyms: Acid Blue 9; E133; Erioglaucine disodium salt; FD&C Blue No. 1)

Cat. No.: HY-D0915 Purity: 99.10%
Handling Instructions

Brilliant Blue FCF has the appearance of a reddish-blue powder.

For research use only. We do not sell to patients.

Brilliant Blue FCF Chemical Structure

Brilliant Blue FCF Chemical Structure

CAS No. : 3844-45-9

Size Price Stock Quantity
10 mM * 1 mL in Water USD 66 In-stock
Estimated Time of Arrival: December 31
1 g USD 60 In-stock
Estimated Time of Arrival: December 31
5 g   Get quote  
10 g   Get quote  

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Based on 1 publication(s) in Google Scholar

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Brilliant Blue FCF has the appearance of a reddish-blue powder. It is soluble in water, and the solution has a maximum absorption at about 628 nanometers. It is a synthetic dye produced using aromatic hydrocarbons from petroleum, is a colorant for foods and other substances.

Molecular Weight









Room temperature in continental US; may vary elsewhere


4°C, protect from light

*In solvent : -80°C, 6 months; -20°C, 1 month (protect from light)

Solvent & Solubility
In Vitro: 

H2O : ≥ 48 mg/mL (60.54 mM)

H2O : 33.33 mg/mL (42.04 mM; ultrasonic and adjust pH to 11 with NaOH)

*"≥" means soluble, but saturation unknown.

Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 1.2613 mL 6.3064 mL 12.6127 mL
5 mM 0.2523 mL 1.2613 mL 2.5225 mL
10 mM 0.1261 mL 0.6306 mL 1.2613 mL
*Please refer to the solubility information to select the appropriate solvent.

Purity: 99.10%

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