PSA/C18净化管, 罂粟碱专用，2 ml, 100 mg硫酸镁, 50 mg PSA, 100 mg C18, 100支/盒

PSA/C18 cleanup tubes, for papaverine testing, 2 ml, 50 mg PSA, 100 mgMgSO4, 100 mg C18, 100 pcs/pack