日本一本视频,欧美日韩中文字幕在线,久久性妇女精品免费,色综合久久综合,91精品一区二区三区在线,亚洲久草,久久综合久久综合久久

Welcome to Jincheng Hongsheng Chemical Co., Ltd.

PRODUCTS

STAFF STYLE

聯(lián)系我們

CONTACT

PRODUCTS

  • Solid sodium cyanide

    Product name: sodium cyanide(氰化鈉） Product formula: NaCN Product specification: 98% solid sodium cyanide，30% liquid sodium cyanide ...

    查看詳情

  • Liquid sodium cyanid

    Product name: sodium cyanide(氰化鈉） Product formula: NaCN Product specification: 98% solid sodium cyanide，30% liquid sodium cyanide ...

    查看詳情

  • Sodium Ferrocyanide

    English Name: Sodium Ferrocyanide decahydrate Product package: 25KG/50KG/1000KG CAS No: 14434-22-1 Executive standard:...

    查看詳情
?
CONTACT US

INFORMATION SERVICE HOTLINE

0356-2130886

Contract：Zhang Jinqiang

Wechat : 13935680677

whatsApp：+8613262896000

Mail：13935680677@163.com

Address：Pingcheng Town,Lingchuan County,Jincheng City,Shanxi Province





WECHAT

Copyright：Jincheng Hongsheng Chemical Co., Ltd.