Persil Bio Washing Tablets 0 Reviews Total Persil Bio Washing Tablets 0 Reviews Total Bio washing tablets for outstanding cleaning on tough stains These concentrated Persil Bio Washing Tablets remove the need for measuring and prevent overdosing. The biological formulation removes even the toughest stains! Read more + Also available in Non-Bio and Colour Care varieties. Concentrated so two small tablets are enough for brilliant results. No need for measuring or a net. Place tablets directly into drawer. Tablets are pre-measured to help prevent using too much.