EnvireX TLC will meet your needs for a high performance pre-spray while meeting the standards for a green, anti-allergen, environmentally preferable product. No need to shy away from heavy soil. With this product you will power right through it.
For light to moderate soil, dilute 25 to 1. That's 5 oz. (just over ½ cup) per gal. of water. For injection sprayers set at 8 to 1 that's 6 cups into a 5 quart tank.
For heavy soil, dilute 15 to 1. That's 8 oz. (just over 1 cup) per gallon of water. For injection sprayers set to 8 to 1 that's 2 ½ quarts into a 5 quart tank.
For Wool, dilute 20 to 1 (for a pH of 8) 6 oz. per gallon of water. For injections set to 8 to 1 add 48 ounces into a 5 quart tank.