Solar Light Company offers a full selection of Pre-Analyzed and Certified Sunscreen Standards for laboratory use including P2 Certified Formula, P3 High SPF Bayer Standard, P7 Low SPF Standard, S1 UVA Reference Standard, and S2 UVA Reference Standard. Each batch will include a Certificate of Analysis for Homosalate content, as well as a Certification that a clinical human SPF test has been performed on at least twenty subjects and that a relevant SPF has been achieved. Our batches have passed preservative challenge testing and have shown stable Homosalate content, microbiological integrity, and emulsion stability for at least one year.

Solar Light Company offers a full selection of Pre-Analyzed and Certified Sunscreen Standards for laboratory use including P2 Certified Formula, P3 High SPF Bayer Standard, P7 Low SPF Standard, S1 UVA Reference Standard, and S2 UVA Reference Standard. Each batch will include a Certificate of Analysis for Homosalate content, as well as a Certification that a clinical human SPF test has been performed on at least twenty subjects and that a relevant SPF has been achieved. Our batches have passed preservative challenge testing and have shown stable Homosalate content, microbiological integrity, and emulsion stability for at least one year.