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二氯甲烷

CAS號	75-09-2
規格	250kg/桶裝	純度	工業級90%
貨號	25695	貨期	一天
品牌	江西文理	庫存	9999kg
規格	250kg/桶裝
純度	工業級90%
貨號	25695
貨期	一天
品牌	江西文理
庫存	9999kg
注意：請務必與賣家聯系核實單價庫存，以確保您的資金安全及交易順利。
參考價：￥3500.00 元/噸

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貨號	品牌	純度	規格	參考價	貨期
25695	江西文理	工業級90%	250kg/桶裝	￥3500.00元/噸	一天

產品詳情

詳細信息(中文)：
二氯甲烷
別名/化學名稱：甲叉二氯;甲撐氯;氯化2
特性：無色透明易揮發液體，有類似醚的氣味和甜味。相對密度：D4201.326Kg/L，沸點：40.4℃，溶點：-96.7℃，自燃點：615℃。微溶于水。
包裝：鍍鋅鐵桶密閉包裝，250kg/桶，槽車可運輸
用途： 1.二氯甲烷具有溶解能力強和毒性低的優點，大量用于制造安全電影膠片、聚碳酸酯，其余用作涂料溶劑、金屬脫脂劑，氣煙霧噴射劑、聚氨酯發泡劑、脫模劑、脫漆劑。
2.二氯甲烷為無色液體，在制藥工業中做反應介質，用于制備氨芐青霉素、羥芐青霉素和先鋒霉素等；還用作膠片生產中的溶劑、石油脫蠟溶劑、氣溶膠推進劑、有機合成萃取劑、聚氨酯等泡沫塑料生產用發泡劑和金屬清洗劑等。
3. 二氯甲烷在中國主要用于膠片生產和醫藥領域。其中用于膠片生產的消費量占總消費量的50%，醫藥方面占總消費量的20%，清洗劑及化工行業消費量占總消費量的20%，其他方面占10%。
4.用于谷物熏蒸和低壓冷凍機及空調裝置的制冷。在聚醚型尿烷泡沫塑料生產中用作輔助發泡劑,以及用作擠壓聚砜型泡沫塑料的發泡劑

詳細信息(英文)：
dichloromethane
Alias / chemical name: methyl two chloride; methylene chloride; chlorination 2
Features: colorless, transparent and volatile liquid, with a similar odor and sweetness. Relative density: D4201.326Kg/L, boiling point: 40.4 DEG C, melting point: -96.7 degrees, the ignition point of 615 DEG C. Slightly soluble in water.
Packing: galvanized steel sealed packaging, 250kg/ barrels, tanker transport
Usage: 1.. Dichloromethane has the advantages of high solubility and low toxicity. It is widely used for making safety film and polycarbonate. The rest is used as coating solvent, metal degreasing agent, gas smoke spray agent, polyurethane foaming agent, release agent and paint remover.
2. methylene chloride is a colorless liquid, as the reaction medium in the pharmaceutical industry, for the preparation of ampicillin, amoxycillin and tobramycin; also used as foaming agent and metal cleaning agent produce solvent, oil dewaxing solvents, aerosol propellants, organic synthesis and extraction agent, polyurethane foam plastics.
3. dichloromethane is mainly used in the field of film production and medicine in China. The consumption of film production accounts for 50% of the total consumption, medicine accounts for 20% of the total consumption, cleaning agent and chemical industry consumption accounts for 20% of the total consumption, and other aspects account for 10%.
4. is used for the refrigeration of grain fumigation and low pressure refrigerators and air conditioning units. Used as an auxiliary foaming agent in the production of polyether urethane foam, and as a foaming agent for extruding polysulfone foam plastics

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物理化學性質
英文名	dichloromethane
中文名	二氯甲烷
CAS號	75-09-2	溶解性	20 g/L (20 oC)
分子量	84.93260	熔點	-97 °C
密度	1.325?g/mL?at 25?°C(lit.)	沸點	39.8-40?°C?mm Hg(lit.)