二氯甲烷，是一種有機(jī)化合物，化學(xué)式為CH2Cl2，為無(wú)色透明液體，具有類似醚的刺激性氣味。下面氫氧化鉀廠家為您講解二氯甲烷的生態(tài)學(xué)數(shù)據(jù)以及用途相關(guān)內(nèi)容。

Dichloromethane is an organic compound with the chemical formula CH2Cl2. It is a colorless transparent liquid with a pungent odor similar to ether. The potassium hydroxide manufacturer will explain the ecological data of dichloromethane and its use.

生態(tài)學(xué)數(shù)據(jù)

Ecological data

1、生態(tài)毒性

1. Ecotoxicity

LC50：193mg/L（96h）（黑頭呆魚，動(dòng)態(tài)）；310mg/L（96h）（黑頭呆魚，靜態(tài)）；200~250mg/L（96h）（藍(lán)鰓太陽(yáng)魚，靜態(tài)）；224mg/L（48h）（水蚤）；256mg/L（96h）（糖蝦）

LC50: 193mg/L (96h) (black headed fish, dynamic); 310mg/L (96h) (black headed fish, static); 200~250mg/L (96h) (bluegill sunfish, static); 224mg/L (48h) (Daphnia); 256mg/L (96h) (sugar shrimp)

2、生物降解性

2. Biodegradability

好氧生物降解：168~672h

Aerobic biodegradation: 168~672h

厭氧生物降解：672~2688h

Anaerobic biodegradation: 672~2688h

3、非生物降解性

3. Non biodegradable

光解大光吸收波長(zhǎng)范圍：220~250nm

Photolysis large light absorption wavelength range: 220~250nm

空氣中光氧化半衰期-高：458~4584h

Photooxidation half-life in air - high: 458~4584h

一級(jí)水解半衰期：704ah

First hydrolysis half-life: 704ah

4、其他有害作用

4. Other harmful effects

該物質(zhì)對(duì)環(huán)境有危害，在地下水中有蓄積作用。對(duì)水生生物應(yīng)給予特別注意。還應(yīng)注意對(duì)大氣的污染。

This substance is harmful to the environment and can accumulate in groundwater. Special attention should be paid to aquatic organisms. Attention should also be paid to atmospheric pollution.

1、用于谷物熏蒸和低壓冷凍機(jī)及空調(diào)裝置的制冷。

1. It is used for grain fumigation and refrigeration of low pressure refrigerator and air conditioner.

2、用作溶劑、萃取劑、誘變劑。

2. Used as solvent, extractant and mutagen.

3、用于電子工業(yè)。常用作清洗去油劑。

3. Used in electronic industry. It is often used as cleaning and degreasing agent.

4、用作牙科局部麻醉劑、冷凍劑、滅火劑、金屬表面漆層清洗脫脂及脫膜劑。

4. It can be used as dental local anesthetic, refrigerant, fire extinguishing agent, cleaning and degreasing agent for metal surface paint and film remover.

5、用作有機(jī)合成中間體。

5. It is used as an intermediate in organic synthesis.

操作時(shí)避免產(chǎn)生霧滴，并穿戴適當(dāng)之個(gè)人防護(hù)裝備。須備隨時(shí)可用于滅火及處理泄漏的緊急應(yīng)變裝備。空的貯存容器內(nèi)可能仍有具危害性的殘留物。于焊接、火焰或熱表面的附近不可操作使用此物。為重，http://www.shrisa.cn希望能夠幫助到您！

Avoid fogdrops during operation, and wear appropriate personal protective equipment. Emergency response equipment that can be used to extinguish fire and deal with leakage shall be available at any time. Empty storage containers may still contain hazardous residues. Do not operate near welding, flame or hot surfaces. Safety is important, http://www.shrisa.cn I hope it can help you!