6-Aminopenicillanic acid551-16-6 上海邦景实业有限公司

p1Src=//y3.yzimgs.com/uploads/543186/2021121-141154391.jpg?watermark/2/text/5LiK5rW36YKm5pmv5a6e5Lia5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast