The image shows a with the following ingredients written on the container:
1/2 gallon vinegar
1/4 cup salt
1/2 tablespoon Dawn (blue) dish soap
Instructions for Use: Mix all the ingredients together in a spray bottle or garden sprayer and apply directly to the weeds on a sunny day for best results.
Note: This mixture is non-selective and can kill any plant it touches, so apply carefully to avoid harming nearby desirable plants.