PSA净化管2 AOAC方法15 ml (建议处理样品量8ml); 400 mg PSA1200 mg无水硫酸镁

PSA净化管2 AOAC方法15 ml (建议处理样品量8ml); 400 mg PSA1200 mg无水硫酸镁

PSA Cleanup Tube 2AOAC Method15 mL(for 8 mL extract); 400 mg PSA,1200 mg MgSO4