精品国产+亚洲一级二级_侵犯的人妻BD_黄页网址大全免费观看软件_噜噜吧噜噜色噜噜中文网_国产 剧情 在线 精品

 | HOME | INTRODUCTION | PRODUCTS | FEEDBACK | CONTACT US | CHINESE |

  PRODUCTS
2-Nitro-4-phenylenedeamine
constitutional formula:
molecular formula: C6H7N302
molecular weight:
153.14
CAS No:
5307-14-2
appearance:
bottle green crystal
content: ≥99.0%
melting point: 137℃
water content: 0.50%
iron ion: 50ppm
packaging: 25KG cardboard drum

COPYRIGHT © 2004 Shanghai Shenqiang Industrial Co.,Ltd. all rights reserved.
designed by www.hxchem.net