That's what I do. The bottle doesn't seem to have a concentration on it. I find that it can work very quickly though, so always test it before I...
Yep, we've had a similar experience. Original supplier offered to send us new taps (as that's where ours were leaking) for some astronomical...
I found some last summer up in Glasgow - much to my delight! I'd only ever heard of them before that. They sound disgusting, taste amazing.
I've found pH7 tablets tend to go pretty quickly, but those at the extremes, pH4 / 9 can take hours - literally - on a stirrer.
Yes, you can use it straight from the bottle, so would seem sensible to use a bottle and culture a bottle.
Thank you for all your ideas. I can report back that using 3 x 250 Azlon beakers I can fit 12 bottles in and I can then feed 8 more bottles in...
Yep, I found racks similar to this, its a bit of a round hole, square peg problem. It would have to be a small square rack which would only fit...
I've got a Prestige Medical Classic autoclave (I know, lucky me). I was just wondering if anyone had any suggestions for what to use as a rack...
Make sure the agar isn't too hot when you pour the slope 50-60C is optimal. Warm the bottle before you pour the slope. The slower the slope...
I always use liquid Amylase from NCBE - very reliable and a little goes a very long way. I used to use the powdered stuff without much luck - the...
This does seem to be the bane of my existence sometimes. For scalpels, because they are a health and safety risk if nicked (and because teachers...
I second that - our spirometer is working fine but the kymograph gave up the ghost - spirometer without a kymograph seems useless so not sure why...
Yes, the two are the same...
I was unaware that you could actually make bile salts - what is the recipe you are using? I cannot see why you would add gelatine to it. What...
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