最近高清中文字幕一区二区-色偷偷噜噜噜亚洲男人的天堂-日本一在线观看中文字幕小视频-精品熟女少妇av久久免费软件

Quality standard

Character:

Stable under normal temperature and pressure; keep it away from oxide; avoid cutaneous absorption; poisonous and irritant;

To use:

Intermediate of medicine, pesticide and liquid crystal material

Storage:

Keep it away from strong oxidant agent, base, hydrochloric acid and anhydride; separate with fire and heat source; should be preserved in cool and dry place

Transportation:

As common chemicals

Storage:

1KG;5KG;25KG