Shenzhen Angel Equipment & Technology Co., Ltd.
Address: Room 1715#, Zehua Building, Longhua Avenue, Longhua New District, Shenzhen, 518109, China.
Whatsapp: +8613802274616
Tel: (86)755-8343 4635
E-mail: info@angelproduct.com
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DYTEK® DCH-99 made in USA for many years, DCH-99 is a cyclic aliphatic diamine used in a
