Table 3 Categorization of biocidal a.s. of the ECHA database according to their chemical structure

Halogenated a.s.

 Hypochlorite

Organic

Chloramine B (127-52-6), tosylchloramide sodium (Chloramine T, 127-65-1), Symclosene (87-90-1), sodium dichloroisocyanurate dihydrate (51580-86-0), BCDMH (32718-18-6), BCMEH (89415-87-2)

Y

Inorganic

Calcium hypochlorite (7778-54-3), sodium hypochlorite (7681-52-9), Chlorine (7782-50-5

Y

In-situ

Active chlorine from, electrolysis (7782-50-5), hypochlorous aid (7782-50-50), sodium bromide (7726-95-6), sodium N-chlorosulfamate (7782-50-5), ambient water (7782-50-5), magnesium chloride hexahydrate (7782-50-5), sodium chloride (7782-50-5)

Y

 Hypobromite

Organic

BCDMH (32718-18-6), Reaction products of 5,5-dimethylhydantoin, 5-ethyl-5-methylhydantoin with bromine and chlorine (DCDMH) (118-52-5)

Y

Inorganic

Active bromine is generated from bromine chloride, sodium bromide and calcium hypochlorite, sodium bromide and sodium hypochlorite, and Bromide activated chloramine (BAC) generated from ammonium bromide and sodium hypochlorite

Y

In-situ

Bromide activated chloramine (BAC) (12124-97-9), bromine chloride (7726-95-6), ambient water (7782-50-5), magnesium chloride & potassium chloride (7782-50-5), sodium bromide

Y

 Iodine

Polyvinylpyrrolidone iodine (25655-41-8), Iodine (7553-56-2)

N/U

 Monochloramine

Monochloramine (10599-90-3) various from ammonium carbamate, ammonium chloride, ammonium hydroxide, ammonium sulfate, ammonia with chlorine source

Y

 Chlorine dioxide

Chlorine dioxide (10049-04-4) generated from sodium chlorite by electrolysis or the presence of sodium chlorate and hydrogen peroxide and strong acid or sodium chlorite and sodium bisulfate or sodium chlorite by acidification or sodium persulfate by acidification or sodium chlorite by oxidation, Chlorine dioxide generated from tetrachlorodecaoxide complex (TCDO, 9204776-2) by acidification (92047-76-2)

Y

Non-halogenated a.s.

 Ozone

Ozone generated from oxygen (10028-15-6)

Y

 Hydrogen peroxide

In-situ

Hydrogen peroxide (7722-84-1), Peracetic acid (79-21-0) from 1,3-diacetyloxypropan-2-yl acetate with hydrogen peroxide (79–21-0), tetraacetylethylenediamine (TAED) with hydrogen peroxide (79–21-0), 6-(phthalimido)peroxyhexanoic acid (PAP) (128275-31-0), tetraacetylethylenediamine and hydrogen peroxide, Hydrogen peroxide from peracetic acid and peroxyoctanoic acid, MMPP (84,665–66-7), sodium percarbonate (7722-84-1), (Performic acid generated from formic acid and hydrogen peroxide

Y

Organic

Performic acid (107-32-4), Peroxyoctanoic acid (33734-57-5), Magnesium monoperoxyphthalate hexahydrate (MMPP) (84665-66-7), Peracetic acid (79–21-0)

Y

Inorganic

Disodium peroxodisulphate/Sodium persulphate (7775-27-1), Calcium dihydroxide (1305-62-0), Calcium magnesium tetrahydroxide (39445-23-3), Pentapotassium bis(peroxymonosulphate) bis(sulphate) (70693-62-8), Dialuminium chloride pentahydroxide (12042-91-0)

Y

 Aldehyde

Organic

Glutaral (Glutaraldehyde) (111-30-8), Glyoxal (107-22-2), Acrolein (107-02-8), Formaldehyde (50-00-0)

U

In-situ

α,α‘,α‘‘-trimethyl-1,3,5-triazine-1,3,5(2H,4H,6H)-triethanol (HHT) (25254-50-6), Reaction products of paraformaldehyde and 2-hydroxypropylamine (ratio 1:1) and ratio (3:2) (25254-50-6), Bronopol (52-51-7), (ethylenedioxy)dimethanol (Reaction products of ethylene glycol with paraformaldehyde (EGForm)) (3586-55-8), Methenamine 3-chloroallylochloride (CTAC) (4080-31-3), Tetrahydro-1,3,4,6-tetrakis(hydroxymethyl)imidazo[4,5-d]imidazole-2,5 (1H,3H)-dione (TMAD) (5395-50-6)

U

 MITC

Methylene dithiocyanate (1; 6317-18-6)

U

 Alcohols

2-Phenoxyethanol (122-99-6), Ethanol (64-17-5), Propan-2-ol (67-63-0), Propan-1-ol (71-23-8), DCPP (3380-30-1), Chlorcresol (59-50-7), Biphenyl-2-ol (90-43-7), Sodium 2-biphenylate (132-27-4), Clorofene (120-32-1)

N

 Acids

Nonanoic acid (112-05-0), Octanoic acid (124-07-2), Decanoic acid (33-48-5), L-(+)-lactic acid (79-33-4), Glycolic acid (79-14-1), D-gluconic acid (18472-51-0), Formic acid (64-18-6), Benzoic acid (65-85-0), Salicyclic acid (69-72-7), Citric acid (77-92-9), Glucoprotamin (164907-72-6), Hydrochloric acid, Bromoacetic acid (79-08-3)

N

 Inorganic

Calcium oxide (1305-78-8), Calcium magnesium oxide (37247-91-9), Copper (7440-50-8), Copper sulphate pentahydrate (7758-99-8), Sulphur dioxide (7446-09-5), Reaction products of aluminum trihydroxide and hydrochloric acid and aluminum and water,

U

 Isothiazolinone

BIT (2634-33-5), OIT (26,530-20-1), MIT (2682–20-4), CMIT (55965-84-9), DCOIT (64359-81-5), TCMTB (21564-17-0)

N

 QACs

ADBAC/BKC (C12-16) (68424-85-1), ADBAC (C12-18) (68391-01-5), (ADEBAC (C12-C14)) (85409-23-0/85409-22-9), Amines-C10-16-alkyldimethyl, N-oxides (70592-80-2), DDAC (C8-C10) (68424-95-3), DDAC (7173-51-5), Ampholyt 20 (139734-65-9), Bardap 26 (94667-33-1), Dodecylguanidine monohydrochloride (13590-97-1), PQ Polymer (25988-97-0), Quaternary ammonium compounds, benzyl-C12-18-alkyldimethyl, salts with 1,2-benzisothiazol-3(2H)-one 1,1-dioxide (68989-01-5), Reaction mass of N,N-didecyl-N-(2-hydroxyethyl)-N-methylammonium propionate and N,N-didecyl-N-(2-(2-hydroxyethoxy)ethyl)-N-methylammonium propionate and N,N-didecyl-N-(2-(2-(2-hydroxyethoxy)ethoxy)ethyl)-N-methyl ammonium-propionate, polyhexamethylene biguanide hydrochloride with a mean number-average molecular weight (Mn) of 1415 and a mean polydispersity (PDI) of 4.7 (PHMB(1415;4.7)) (1802181-67-4),

N

 Silver

Silver (7440-22-4), Silver zeolite 130328-20-0, Silver copper zeolite 130328-19-7, Silver chloride, Silver sodium hydrogen zirconium phosphate (265647-11-8), Silver borophosphate glass (308069-39-8), Silver nitrate (7761-88-8), Silver phosphate glass (308069-39-8), Silver zinc zeolite (130328-20-0) Silver nanomaterial (7440-22-4), titaniumdioxide with silver (79-21-0)

N

 Others

Sodium dimethyldithiocarbamate (128–04-1), pyrithione zinc (13463-41-7), PHMB (27083-27-8), TCMTB (21564-17-0), Diamine (2372–82-9), PDI (27083-27-8), Pyridine-2-thiol 1-oxide (3811-73-2), Cyanamide (420-04-2), THPS (55566-30-8),, Chlorcresol (59-50-7), Ethylen oxide (75-21-8), meta sodium (137-42-8), methylene dithiocyanate (1; 6317-18-6), dodecylguanidine monohydrochloride (13590-97-1), Willaertia subsp. Magna, C2c.Maky, Bacillus amyloliquefaciens strain ISB06, Free radicals generated in situ from ambient air or water, N-(3-aminopropyl)-N-dodecylpropane-1,3-diamine (2372-82-9), chlorhexidine digluconate (18472-51-0), Monolinuron (1746-81-2), 1-[2-(allyloxy)-2-(2,4-dichlorophenyl)ethyl]-1H-imidazole (35554-44-0)

U