There are multiple definitions:

1. supercritical fluid chromatography(English)

   • often employed for separations involving non-volatile or thermally labile species that cannot be separated by GC or LC
   • GC, LC, PTEC
   • Biochemistry
   • https://doi.org…/rwsp.2000.0358
   • https://doi.org…27.2020.1712107

2. spot-forming cell(English)

   • HLA-B, HIV
   • Virology, AIDS
   • https://doi.org…28/JVI.00793-10

3. soap-free cleanser lotion(English)

   • BPO, CT
   • Dermatology, Therapeutic approaches
   • http://pubmed.n…h.gov/21284283/