Harpic 100% Limescale Remover Original toilet cleaning gel.

Brand: Harpic  
Scent :   Pine  
Product Benefits:   Disinfects, removes odors, and whitens  
Item Form:    Liquid  
Surface Recommendation:    Toilet  
Package Dimensions:    11.1 x 3.62 x 2.09 inches (28.2 x 9.2 x 5.3 cm); 1.79 Pounds (810 grams)  
Ingredients

Per 100 g of product contains 0.29 g alkyl (C12-16) dimethylbenzyl ammonium chloride (ADBAC). Contains <5% non-ionic surfactants, disinfectants, perfumes.