dimethyl disulphide

360 µg per capsule

Rotten vegetable, like a sewage treatment plant”

Certified water flavour standard used to train professional tasters to recognize and scale the intensity of rotten vegetable character. Dimethyl disulphide is formed through the biochemical decay of grass and vegetation in reservoirs and lakes, and by metabolism of bacteria and moulds. This compound imparts an unpleasant reduced sulphur note, resembling a sewage treatment plant.

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

Flavour cards

Flavour standard information

Technical specification

The best way to detect sulphury taints in water is as follows. Without covering the glass, swirl the sample to release the aroma. Take a single short sniff. Repeat as necessary.
Amount of flavour per capsule
360 µg per capsule
The flavour threshold of dimethyl disulphide in water is 120 µg / l.
Dimethyl disulphiide (DMDS) is formed through biochemical decay of grass and vegetation in reservoirs and lakes, or by metabolism of bacteria or moulds.
Dimethyl disulphide Imparts an unpleasant reduced sulphur note, reminiscent of decaying vegetation. The intensity of the odour can be increased by the presence of other sulphur compounds.
CAS registry number
The CAS registry number for dimethyl disulphide is 624-92-0.
Other names
  • DMDS
  • dimethyl disulfide
  • dimethyl disulfane
  • 2,3-dithiabutane
  • methyl disulfide
  • (methyl dithio) methane
  • methyl dithiomethane
  • methyldithiomethane
  • methyldisulfanylmethane
Dimethyl disulphide is often found in association with other sulphur compounds and / or methoxypyrazines in contaminated waters.
Threshold distribution
Capsules per pot
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