off-white powder 99.5% min 1-20kg/ barrel 1-50kg in stock
Nanjing Chemzam Pharmtech Co., Ltd, a Hi-tech company, specializes in drug research and development, drug & intermediates synthesis, and custom synthesis ¡  £ We provide customers with the following....
2, 2' -bipyridine-5, 5' -dicarboxylic acid 2, 2' -bipyridyl-5, 5' -dicarboxylic acid 1802-30-8 white powder HPLC99%  £  ¬ 1kg/ bag £  ¬ 100kg / month 86-25-86462165 www.chemzam.com
4, 4' -dicarboxylic acid 2, 2' -Bipyrine £  ¬ 2, 2' -Bipyrine -4, 4' -dicarboxylic acid cas RN: 6813-38-3 off-white crystalline > 98% ( HPLC) 4, 4 ¡ à ¤ -Bis( methoxycarbonyl) - 2, 2 ¡ à ¤ -bipyridine 71071-46-0 4, 4....