... acid, glucose, bilirubin, ketone, specific gravity, blood, pH, protein, urobilinogen Innovation Biotech (Beijing) Co., Ltd provide in vitro diagnostic (IVD) test systems ... visit our web site: www.invbio.com Innovation Biotech (Beijing) Co., LtdNo. 13, Yangzhuang-Zhonglu, Shijingshan Dist. Beijing ChinaPhone: 0086 13521985018Web ...