Hello, if technically can do by choosing to use
สารกันแดดกลุ่ม chemical which is directly soluble in oil and
น้ำหอม itself is also soluble in oil. too Example recipe
Fractionated Coconut Oil base
สารกันแดดกลุ่ม chemical combined 10-15% depending on the desired SPF level (but may not be able to expect a high SPF)
น้ำหอม in the desired % level, depending on the intensity of the desired fragrance.