Search found 3 matches
- 15 Dec 2017, 14:45
- Forum: Biology, Physics...
- Topic: Radiation sources
- Replies: 21
- Views: 14034
Re: Radiation sources
The sealed radioactive sources supplied to schools do not need any licencing or special storage, the activity is so small. Same for unsealed needle source for cloud chamber.They are sent internationally through the post in a plastic case or tube! They are manufactured by Spectrum Techniques in Ameri...
- 11 Dec 2017, 16:29
- Forum: Miscellaneous
- Topic: Storing Alligator wires
- Replies: 14
- Views: 9374
Re: Storing Alligator wires
Wiltronics supply super quality, very flexible 4mm stackable banana leads in a variety of colours and lengths. Yes they are a bit expensive but worth every cent, never had one fail. Just send alligator clips out if required. The leads come back in a big bunch but are really easy to untangle without ...
- 27 Nov 2017, 14:04
- Forum: Chemistry and Labware - General
- Topic: multi- well glass tiles
- Replies: 10
- Views: 6323
Re: multi- well glass tiles
Here is a precipitation table designed by one of my predecessors. Just laminated paper (good quality laminating film) they have lasted at least 6 years so far. The half black half white circle means just one test. Cheers