<human>:  Is CAS number 8009-03-8 harmful for a rash?
<bot>: No, CAS number 8009-03-8 is not harmful for a rash. Some common substances that help rashes are creams, oils, and petroleum based products. CAS number 8009-03-8 is the identifier number for petroleum jelly. So CAS number 8009-03-8 is not harmful for a rash.