Recent content by Echo

Okay, thanks a lot :)

I think it was a test kit the teacher got, which included antigen, antibody, serum and substrate.. Yeah I didn't think it would be very responsible either :P But I had to know.

I had to do an ELISA test in school, for EBV. I forgot to put gloves on :S So now, about 5 days later, I'm starting to feel kinda ill, like flu or strep.. Throat hurts a bit, I'm pretty tired etc. Could the ELISA test in any way be contagious? I don't quite understand if it could :(

Hi, how can I check when it is supersaturated? I mix baking soda into the vinegar until there is no more fizzing. Then I boil it.. If I boil a long time, white crystals burn onto the bottom..

Could someone please post a guide of doing this? I am currently mixing sodiumhydrogencarbonate with vinegar (5%) until no more "fizzing" occurs. Then I boil off the liquid and I'm left with some dry salty stuff, that I hoped was sodium acetate.. I then mix this into slighly boiling water until...