蛋白酶K,≥30U/mg 上海怡淼化学科技有限公司

p1Src=//y3.yzimgs.com/uploads/531217/2020422-115623633.jpg?watermark/2/text/d3d3LnBlcmZlbWlrZXIuY29t/font/5a6L5L2T/fontsize/500/fill/I0E3QTlBOA==/gravity/South"