久久婷婷五月综合色国产香蕉,99ri日韩精品视频,精品国产Av无码久久久e,亚洲无线观看国产精品

Welcome to Shaoxing Xingxin New Materials Co., Ltd. website!
Service Tel

+86-575-82731766

Hot keywords: Piperazine Anhydrous 、 N-Methylpiperazine 、 N-Ethylpiperazine 、 N-(2-Hydroxyethyl)piperazine 、 Triethylene Diamine
Position:Home > News

NEWS

The use of sodium hydride should pay attention to problems
Time: 2016-08-22

1. First aid measures when using sodium hydride
Skin contact: Immediately remove contaminated clothing and rinse with plenty of running water for at least 15 minutes. Seek medical attention.
Eye contact: Immediately lift eyelids and rinse thoroughly with plenty of running water or saline for at least 15 minutes. Seek medical attention.
Inhalation: Quickly remove from the scene to fresh air. Keep your airway clear. Administer oxygen if breathing is difficult. If breathing stops, give artificial respiration immediately. Seek medical attention.
Ingestion: Wash mouth with water and drink milk or egg white. Seek medical attention.
Fire extinguishing method: do not use water, foam, carbon dioxide, halogenated hydrocarbons (such as 1211 fire extinguishing agent). The fire can only be quenched with a metal lid or dry graphite or dry dolomite powder.
2. Protective measures
Respiratory system protection: When possible contact with toxins, you should wear a headcover-type electric air supply filter dust-proof respirator. When necessary, self-contained breathing apparatus is recommended.
Hand protection: Wear rubber gloves.
Others: Smoking is strictly prohibited on site. Pay attention to personal hygiene.
Eye protection: Respiratory system protection has been protected.
Body protection: Wear polyethylene protective clothing.
3, leakage emergency treatment
Isolate the contaminated area of leakage and restrict access. Cut off the fire. Emergency personnel are advised to wear self-contained breathing apparatus and acid-alkali protective overalls.
Large leakage: Cover with plastic sheet and canvas to reduce flying. Contact the relevant technical department to determine the method of removal.
Small amount of leakage: Avoid dust and collect in dry, clean, covered containers using sparkless tools. Move to a safe place.

  
Contact us

Trista Luo (Export Manager) +86-575-82728137 13858441040
Email: sales@xingxinchem.com


Gabriel Wang  +86-575-82728137 18067661926 
Email:gabriel.wang@xingxinchem.com

 

- Sincere service for you -

Submit your request and we will call you back in time

鸡西市| 开鲁县| 河南省| 渝北区| 响水县| 连南| 陇西县| 郑州市| 武定县| 黄平县| 石狮市| 会昌县| 西安市| 屏边| 淮阳县| 唐河县| 西昌市| 开江县| 房山区| 印江| 全椒县| 平定县| 马边| 增城市| 上栗县| 乌拉特前旗| 乐陵市| 红桥区| 钟山县| 阿拉善右旗| 松溪县| 九龙县| 镇坪县| 沙湾县| 临漳县| 伊吾县| 岳池县| 英山县| 克拉玛依市| 乐都县| 开封市|