SPPC; PC(18:0/16:0 ), also known as 1-Stearoyl-2-palmitoyl-sn-glycero-3-phosphocholine, is a phospholipid with different length of fatty acid. The sn-1 position contains a stearic acid (18:0) while the sn-2 position is occupied by a palmitic acid (16:0). Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.