天堂网在线观看-福利小视频-9.1成人看片-51调教丨国产调教视频-国产美女一区二区-人妖操人妖-米奇影院7777免费观看高清完整喜剧电影-美女搞机-爱情岛论坛永久入址测速-亚洲最大av在线-极品美女无套呻吟啪啪-91毛片在线观看-男女性生活一级片-久操色-三级爱爱-91视频综合-av中文字幕av-黄色三级日本-亚洲资源网站-日本福利片在线观看-色青网站-伊人色综-欧美日韩一区不卡-日本黄色动漫网站-国内少妇精品-午夜精品欧美-欧美视频精品在线观看-盗摄一区二区-国产精品国产三级国产aⅴ下载-牛逼叉影院

Welcome to Zhejiang Youchuang Material Technology Co.,Ltd Website!
PRODUCTS
Product
Position:Home > Product
p-nitrobenzoic acid
  Product name   PNBA;p-nitrobenzoic acid 
  CAS NO.   62-23-7 
  Molecular formula   C7H5NO4 
  Structural formula

Assay: 99.5%

FW =167.12

Mp=241~243℃

Appearance and shape: light yellow crystalline powder 

Main use: The product is medicine, dyes, veterinary drugs, photosensitive materials and other organic synthesis intermediates. It is used in the production of procaine hydrochloride, procaine amine hydrochloride, p-aminomethylbenzoic acid, folic acid, benzocaine, detoxification, cephalosporin v, p-aminobenzoyl glutamic acid, Benil, as well as the production of active bright red M-8B, active red purple X-2R, as well as filter, color film color modifier, metal surface rust remover, sunscreen, etc.

Contact us
  • Tel: +86-575-84817945 84815521
  • Fax: +86-575-84815521 84817949
  • LINK MAN:Manager Wei
  • E-mail: lhfc@lhfc.sina.net
Copyright(C)2018,Zhejiang Youchuang Material Technology Co.,Ltd.?All Rights Reserved.Supported by?ChemNet?ChinaChemNet?Toocle?Copyright Notice