PSA/C18净化管 NY/T方法，15ml(建议样品处理量2ml); 100 mg PSA, 100 mg C18, 300 mg 无水硫酸镁, 50支

PSA/C18 Cleanup tube, NY/T method, 15 mL(for 2 mL extract); 100mg PSA, 100mgC18, 300mg MgSO4, pack of 50