Germany AwSV List of published WGK classifications updated

On 11 July 2023, 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:

1. Benzaldehyde, reaction products with diethylenetriamine and triethylenetetramine, hydrogenated

   WGK 2 (obviously hazardous to water)

2. Trimagnesium dicitrate

   WGK 1 (slightly hazardous to water)

3. Tara gum, polymer with 2-methyl-2-[(1-oxo-2-propen-1-yl)amino]-1-propanesulfonic acid, ammonium salt (average MW 9*10^5 g/mol)

   WGK 1 (slightly hazardous to water)

4. 2,2-bis(hydroxymethyl)propionic acid

   WGK 1 (slightly hazardous to water)