日韩欧美精品中文字幕|电影原始武器未删减在线完整版|www91在线|久久看精品,中文字幕在线播出,电影美人江湖未删减完整版,欧美专区一区

Welcome to Quzhou Run Qi Chemical Co., Ltd. Website!
  • Keywords:
products

2-Chloropyridine

Product Name: 2-Chloropyridine

CAS NO.: 109-09-1

Use: It is an important chemical intermediate, mainly used in the synthesis of pharmaceuticals and pesticides.