2,6-dichlorophenol

1.0 µg per capsule

Chlorophenol, like antiseptic mouthwash”

Certified beer flavour standard used to train professional beer tasters to recognize and scale the intensity of chlorophenol character. 2,6-Dichlorophenol is a taint contributed to beer by contaminated brewing liquor or by inappropriate use of detergents and sanitizers.

Food grade | free from sensory impurities | extensively tested | safe to smell and taste.

Flavour cards

Flavour standard information

Technical specification

Assessment
The best way to detect chlorophenol taints in beer is as follows. Without covering the glass, swirl the beer to release the aroma. Take a single short sniff. Repeat as necessary.
Amount of flavour per capsule
1.0 µg per capsule
Threshold
The flavour threshold of 2,6-dichlorophenol in beer us 300 ng / l.
Origins
Chlorophenol taints in beer can arise through external contamination of brewing or dilution liquor and / or packaging materials. They can also be formed by admixture of incompatible cleaning agents or by contact of beer with chlorinated water.
Confusions

Chlorophenols are often confused by tasters with the following compounds:

  • 2-Bromophenol
  • Guaiacol
  • 4-Vinyl guaiacol
Importance
Chlorophenols are taints in beer. They are associated with a high degree of consumer rejection, even at low levels. They are often described by consumers as ‘chemical’, ‘antiseptic’ or ‘contaminated’.
CAS registry number
The CAS registry number of 2,6-dichlorophenol is 87-65-0.
Other names
  • 1-hydroxy-2,6-dichlorobenzene
  • 2,6-DCP
  • 2,6-dichlorfenol
Remarks
Chlorophenolic taints can be caused by several compounds of which 2,6-dichlorophenol is only one. The flavour produced by this compound is typical of the group.
Threshold distribution
Graph
Capsules per pot
10
Legal notices
This product is protected by the following trade marks and patents:
  • US Patent no. D679900
  • European Community Trade Mark
    Registration no. 009937574
  • European Community Trade Mark
    Registration no. 009856527
  • US Trade Mark Registration no. 4345057
  • US Trade Mark Registration no. 4345056
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chlorophenol beer flavour standard - 2,6-dichlorophenol
earn 8 points
£79.00

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