www.vsiea.com-处破初破苞一区二区三区,白嫩的18SEX少妇HD,人妻少妇精品视频一区二区三区,黑人巨大精品欧美一区二区免费

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

新平| 五峰| 宜都市| 准格尔旗| 苏州市| 拜泉县| 双柏县| 微山县| 满城县| 色达县| 神池县| 青田县| 长春市| 蒙山县| 阳谷县| 乐平市| 沛县| 大名县| 手机| 莱州市| 南皮县| 蓬溪县| 固始县| 菏泽市| 贵定县| 闸北区| 布尔津县| 揭阳市| 汾阳市| 龙陵县| 灵石县| 松阳县| 新余市| 泸水县| 资源县| 莲花县| 奎屯市| 龙门县| 深水埗区| 龙海市| 汕头市|