Isopropanol
Inert
2-Propanol
Isopropyl alcohol is a solvent and carrier used to dissolve active ingredients and speed drying. It is not an insect repellent.
Products using it

Natrapel
Natrapel Lemon Eucalyptus Tick & Insect Repellent Eco-Spray
87
Oil of Lemon Eucalyptus 30%
Complete protection
Mosquitoesest.4–6h
Ticksest.3–5h

Not recommended
Formula not fully disclosed +1 more
No Mosquitoz
No Mosquitoz Botanical Insect Repellent Spray
32
Cedarwood oil · Citronella oil
Complete protection
Mosquitoesnot estimated
Ticksnot estimated

Not recommended
Formula not fully disclosed +1 more
No Natz
No Natz Botanical Insect Repellent Spray
32
Citronella oil · Rosemary oil
Complete protection
Mosquitoesnot estimated
Ticksnot estimated
Regulatory notes
Source: EPA SRS active ingredient list export. Minimum risk (25(b)) status is applied separately when applicable.