Aileen,
Oppss... Maybe I am a very rough user. : P I am now into my third pair of tubing, and can't remember which pairs of valves and membranes already.
Out of curiosity, why would you be looking for a PIS Advanced if you have one already?
SY,
I don't have #2 yet... : ) Besides, will be starting my masters next yr - no time for no. 2.
Oppss... Maybe I am a very rough user. : P I am now into my third pair of tubing, and can't remember which pairs of valves and membranes already.
Out of curiosity, why would you be looking for a PIS Advanced if you have one already?
SY,
I don't have #2 yet... : ) Besides, will be starting my masters next yr - no time for no. 2.