Color reaction of thyroxine and its derivatives with nitrous acid.

R&D Labs maybe for 70438-73-2

• Suzhou Sinosun Imp.&Exp. Corporation

  website:http://www.szsinosun.com

  Contact:+86-512-63488895,63488616

  Address:No.758 East Jiangling Road Wujiang Economic & Technological Developmenty Zone Jiangsu China

• Shanghai Apeptide Co., Ltd.

  website:http://www.apeptides.com/en/

  Contact:+86-21-60871011

  Address:No. 80 Chuanshan Shuyuan Steet,Pudong,Shanghai

• NEM CHEMICAL CO.，LTD

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  Contact:+86-393-4411771

  Address:The west section of shengli Road,Puyang,Henan Province,China

• Evergreen Chemical Industry Ltd.

  Contact:86-553-4918210

  Address:6#2-602 Wanhaobailing

• Lanzhou SchiffChem Co.,Ltd

  Contact:86-931-8272767

  Address:Room 602, No.461, Nanchang Road, Chengguan District, Lanzhou City, China PRC