Spe Cartridge Cysteine Siliaprep 4g/12ml , Box Of 20

Details:

Siliaprep* spe cartridge cysteine 4 g^ siliaprep* spe cartridge cysteine, particle size: 40-63 um / 230-400 mesh, pore size: 60 a, bed weight: 4 g, column volume: 12 ml, lower the residual metal concentration of various metal complexes (pd, pt, rh, ru, ni, sn, etc) to single digit ppm