Germany AwSV List of published WGK classifications updated

On 13 September 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:

  1. Phosphoric acid, P,P'-1,3-phenylene P,P,P',P'-tetrakis(2,6-dimethylphenyl) ester

    WGK 1 (slightly hazardous to water)

  2. 5-Isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo-, polymer with 1,2-propanediol (average molecular weight 671 g/mol)

    WGK 1 (slightly hazardous to water)

  3. (Octahydro-4,7-methano-1H-indenediyl)bis(methylene) diacrylate

    WGK 2 (obviously hazardous to water)

  4. Diethyl (hydroxymethyl)phosphonate

    WGK 1 (slightly hazardous to water)

  5. Phosphorothioyltris(oxybenzene-4,1-diylcarbamoyloxyethane- 2,1-diyl) trisprop-2-enoate

    WGK 1 (slightly hazardous to water)

  6. Petroleum resins

    WGK 1 (slightly hazardous to water)

  7. Silver phosphate glass

    WGK 2 (obviously hazardous to water)

  8. 3-Nitrobenzoic acid, potassium salt (1:1)

    WGK 1 (slightly hazardous to water)

  9. 2-Hydroxy-3-phenoxypropyl acrylate

    WGK 2 (obviously hazardous to water)

  10. Oxybis(2,1-ethanediyloxy-2,1-ethanediyl)diacrylate

    WGK 1 (slightly hazardous to water)

  11. Succinimide

    WGK 1 (slightly hazardous to water)

  12. Reaction products of acrylic acid and 3-hydroxy-2,2-dimethylpropyl 3-hydroxy-2,2-dimethylpropionate

    WGK 2 (obviously hazardous to water)

  13. m-Toluidine, ethoxylated, EO 5 (average MW 391 g/mol)

    WGK 1 (slightly hazardous to water)

  14. Benzene, mono-C12-18-branched alkyl derivates

    WGK 1 (slightly hazardous to water)

  15. Di(2-ethylhexyl) (2Z)-2-methyl-2-butenedioate

    WGK 1 (slightly hazardous to water)

  16. Hexanedioic acid, polymer with 1,5-diisocyanatonaphthalene and 1,2-ethanediol (average MW 4000 g/mol)

    WGK 1 (slightly hazardous to water)

  17. Maleic acid, sodium salt

    WGK 1 (slightly hazardous to water)

  18. 2-Butenedioic acid (Z)-, homopolymer, sodium salt

    WGK 1 (slightly hazardous to water)

  19. Ethanol, 2,2′,2′′-nitrilotris-, phosphate (1:?)

    WGK 1 (slightly hazardous to water)

  20. Triphosphoric acid, compound with 2-aminoethanol (1:4)

    WGK 2 (obviously hazardous to water)

  21. D-gluconic acid, compound with 2-aminoethanol (1:1)

    WGK 2 (obviously hazardous to water)

  22. 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, reaction products with ethanolamine

    WGK 2 (obviously hazardous to water)

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