|Understand your MSDS with the MS-Demystifier||Search ALL our MSDS info|
WGK - Wassergefährdungsklasse|
WHC - Water Hazard Class
|Not hazardous (formerly WGK 0)|
|1||Slightly hazardous to water|
|2||Hazardous to water|
|3||Extremely hazardous to water|
Classification of substances into Water Hazard Classes is discussed in the third link under Further Reading below. You'll need to know German to read the flowchart...
Encourage proper work habits with safety signs, labels and training from Safety Emporium.
Disclaimer: The information contained herein is believed to be true and accurate, however ILPI makes no guarantees concerning the veracity of any statement. Use of any information on this page is at the reader's own risk. ILPI strongly encourages the reader to consult the appropriate local, state and federal agencies concerning the matters discussed herein.