only 8 hours, now...
Egad. I've been making buffers all day. What a joy. Until you have experienced the fun of a pH meter, you haven't lived. *strong injection of sarcasm there* Someone tell me again *why* we need so much 20x TBS? (Which will be 200 liters of TBS when its used at 1x. Whee! Gaah.)
Some links for you: USA Today's sort-of review