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  1. Pittman

    Looking for low MW sodium polystyrene sulfonate (PSS)

    Folks, I am looking for low MW (<20 kD) sodium polystyrene sulfonate (PSS) for coating nanoparticles. The widely availble molecular weight is 70 kD, but with this molecular weight, dialysis cannot be used for purification. The ideal MW should be less than 20 kD. I know about the suppliers of...

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