| 摘要 |
PURPOSE: A cleaning solution for effectively removing nontoxic Neem oil remnants is provided to effectively remove the coating and film remnants of a Neem oil component on the surface thereof. CONSTITUTION: A cleaning solution for effectively removing nontoxic Neem oil remnants includes 0.5~1 weight% of Neem seed oil, 5~10 weight% of propylene glycol, 85~92.5 weight% of alcohol, and 2~4 weight% of water. The Neem seed oil is prepared through a cooling pressing method. The cleaning solution can be sprayed. The alcohol is isopropaneol, ethanol, or nontoxic alcohol having the freezing point less than 0°F(-18°C) and the boiling point greater than 122°F(50°C). |
