国产毛片毛片毛片毛片毛片,日本一区二区 视频,91色婷婷双飞黑白少妇,亚洲无码一期二期三期

N,N-Dimethylacetamide (DMAC)


N,N-Dimethylacetamide (DMAC)

Product Categories:

Intermediates/Pharmaceutical intermediates

Product name:

N,N-Dimethylacetamide

Aliases:

Acetyl dimethylamine; N-dimethylacetamide; dimethylacetamide

Molecular Weight:

87.12

CAS NO:

127-19-5

EC NO:

204-826-4

Molecular formula:

C4H9NO

Structural formula:

Specification:

99.0%

Package:

180kg/barrel

Uses:

DMAC is mainly used as a solvent for synthetic fiber (acrylonitrile) and polyurethane spinning and synthetic polyamide resin . It is also used as an extractive distillation solvent for separating styrene from the C8 fraction, and is widely used in polymer films, coatings and medicines. It is widely used in medicines and pesticides to synthesize antibiotics and pesticides. It can also be used as a reaction catalyst , electrolytic solvent, paint remover, and a variety of crystalline solvent adducts and complexes.

Product Introduction:

N,N-Dimethylacetamide is an organic compound with the molecular formula C4H9NO.


?
聯(lián)系我們
» 安徽省沃土化工有限公司
» 地址:安徽合肥市包河區(qū)屯溪路33號(hào)
» 營(yíng)銷(xiāo)一部(精細(xì)化學(xué)品、農(nóng)醫(yī)藥中間體):0551-64673459 顧經(jīng)理 13866687098
» 營(yíng)銷(xiāo)二部(吡啶及衍生物、氟化工產(chǎn)品):0551-64673469 田經(jīng)理 18356093580
» 營(yíng)銷(xiāo)三部(季銨鹽、堿及化工溶劑):0551-64673479 王經(jīng)理 15705603403
» 外貿(mào)部:0551-64656913 陳經(jīng)理 13262585338(微信同號(hào))
» 采購(gòu)部:0551-64656931 劉經(jīng)理 13339109190
  掃一掃二維碼
美女张开腿让我干网站| 大尺度亚洲无码嘿嘿| 大香蕉伊在线现现| 欧美在线免费1区2区3区| 3P精品一区| 蜜桃色av综合| 美日一区二区三区不卡综合视频| 色婷婷婷久久| 91精品产国品一| 美女免费日B视频| 午夜激情视人妻| 亚洲IV秘 乱码一区二区| 麻豆精品中文字幕一二三四区| av天堂夜夜嗨| 一本在线大鸡巴女人亚洲女人大鸡巴| 四房五月色波| 少妇久久涩| 乱淫视频一区| 国产xxxⅹ高潮视频| 国产青青草一区二区| 久久久视频网站亚洲精英| www.99涩涩| 超碰超碰c| 懂色AV一区二区国产中文在线| 免费AV大片| 欧美日韩 第一页| 中文字幕精品人妻| 日本女优精品久久久| 日韩精品肛交一区二区| 人人爽夜夜爽天天喷| 日韩123不卡在线| 91高清国产在线视频| 性感美女教师国产av| 中文字幕久久综合中文| 日本久久久香港韩国| 国产 精品久久 免费视频| 精品99国产视频自拍| 国产熟妇人人| 色播午夜人妻| 国产欧美日韩亚洲一区二区三区| 亚洲图片欧美久久看|