Oil separating chemicals; bacterial preparations other than for medical or veterinary use; bacteriological preparations other than for medical and veterinary use; water-softening preparations; sterilising agents; ferments for chemical purposes; carbon for filters; filtering materials (unprocessed plastics); filtering materials (mineral substances); filtering materials (vegetable substances); flocculants; sweeping powder and sweeping particles being chemicals included in this class; water-purifying chemicals

Disinfectants; germicides; preparations for killing weeds