“H2S, like boiled eggs or rotten eggs”
Certified water flavour standard used to train professional tasters to recognize and scale the intensity of H2S character.
Hydrogen sulphide is formed by anaerobic sulphate-reducing bacteria or as a result of electrochemical corrosion of pipework. It imparts an unpleasant sulphury odour to water, reminscent of boiled or rotten eggs.
Food grade | Free from sensory impurities | Extensively tested | Safe to smell and taste.