Anionic polyacrylamide is the generic name for a group of very high molecular weight macromolecules produced by the free-radical polymerization of acrylamide and an anionically charged comonomer, mainly the sodium salt of acrylic acid, sodium acrylate.http://www.zb-tianrun.com/pam-polyacrylamide/

SARS-CoV-2 antigen rapid test kit consists of a colloidal gold coupling pad and a membrane strip precoated with the test strain (T) specific antibody. http://www.sunwaysarscov2test.com/face-mask/

Auto duct production line is a duct-making line with the highest automation and highest efficiency in rectangular air duct production line machines. http://www.spiraltubeformer.co....m/rectangular-duct-m

CZ purlin Roll Forming Machine is also called an Interchangeable purlin roll forming machine or z purlin making machine. http://www.reliancerollformer.....com/roll-forming-mac

; Glacial acrylic acid (GAA) and glacial methacrylic acid (GMMA) are acrylate monomers ;used to functionalize acrylic copolymers.http://www.mascotchem.com/phar....maceutical-intermedi