Ultrasound-assisted one-pot cloud point extraction for spectrophotometric nitrate and nitrite determination in sausage products using Careya arborea Roxb. leaf extracts

利用Careya arborea Roxb.叶提取物，通过超声辅助一锅浊点萃取法分光光度测定香肠制品中的硝酸盐和亚硝酸盐