Germany AwSV List of published WGK classifications updated

2022-04-05

On 5 April 2022, the German Ordinance on Facilities Handling Substances That Are Hazardous to Water (AwSV) List of published water hazard class (WGK) classifications was updated. The following substances were newly assigned a WGK:

Amines, C12-14-tert-alkyl, mixed sec-Bu and iso-Bu phosphates WGK 2 (obviously hazardous to water)

Cyclohexane, 1,1′-methylenebis[4-isocyanato-, homopolymer, 2-butoxyethanol- and polyethylene glycol mono-Me ether-blocked WGK 1 (slightly hazardous to water)

5′,5””-(1,1,1-trifluoropropane-2,2-diyl)bis(1,1′:3′,1”-terphenyl-2′-ol) WGK 1 (slightly hazardous to water)

Amines, C10-14-branched and linear alkyl, bis[2-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]benzoato(2-)]chromate(1-) WGK 2 (obviously hazardous to water)

Sodium 3,3′-(9,10-dioxoanthracene-1,4-diyldiimino)bis(2,4,6-trimethylbenzenesulphonate) WGK 1 (slightly hazardous to water)

3,6-Dimethyl-3H-benzofuran-one WGK 3 (highly hazardous to water)

Tetramethyl orthosilicate WGK 1 (slightly hazardous to water)

Tetrapropyl orthosilicate WGK 1 (slightly hazardous to water)

Triethoxypropylsilane WGK 1 (slightly hazardous to water)

Trichloro(3-chloropropyl)silane WGK 1 (slightly hazardous to water)

Dihydrogen (ethyl)[4-[4-[ethyl(3-sulphonatobenzyl)amino](4-hydroxy-2-sulphonatobenzhydrylidene]cyclohexa-2,5-dien-1-ylidene](3-sulphonatobenzyl)ammonium, disodium salt WGK 1 (slightly hazardous to water)

N-hydroxyoctanamide WGK 1 (slightly hazardous to water)

13. Heptyl undec-10-enoate WGK 3 (highly hazardous to water)

14. 4-(Butoxymethyl)-2-methoxy-phenol WGK 1 (slightly hazardous to water)

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Yordas Hive, 05-04-22
; https://www.yordashive.com/news/e9mtaa9j52cska96c5xjze92jlkhhw