This substance is classified as Acute Tox. 3 (H331)  in accordance with Appendix VI to Regulation (EC) No 1272/2008 (CLP Regulation, 17. ATP). After consultation with the Federal Institute for Risk Assessment (BfR), the assessments are very borderline. In this respect, the "worst case scenario" is assumed and the substance is assigned to class 6.1. If other data are available to the user which do not justify classification in Class 6.1, the substance must at least be classified as environmentally hazardous and assigned to UN No. 3077.