MILLIPORE (USA), M135 (both with and without backing) M180 (both with and without backing)
WHATMAN and SS, Puraband impuraband
SARTORIUS (Germany), CN140
Yineng (domestic), 8um 6um
Tide (domestic) 8um 6um
MDI (India), 8um 6um
The main features of domestic membrane are low cost and performance close to some imported membranes. After some targeted optimization, they can be used in the production of target pregnancy test
products. But not all factories can easily purchase this optimization work. The localization of membrane is a trend, but import manufacturers still face great problems to achieve localization, among which the relocation of plant equipment is a very big problem.