Search found 12 matches
- 31 Aug 2016, 13:50
- Forum: Safety with Chemicals
- Topic: cleaning benches after dissection
- Replies: 10
- Views: 4979
cleaning benches after dissection
After dissections the teachers like to squirt diluted disinfectant on benches and give them a wipe down. Usually I will dilute some cheap generic brand 1:10 and fill a spray bottle. On printing out a new GHS label I discovered that it states "causes skin + serious eye irritations and suspected ...
- 20 May 2015, 10:16
- Forum: Free classifieds - 4 sale/swap/wanted/giveaway
- Topic: science videos
- Replies: 0
- Views: 6582
science videos
I have two and a half boxes of videos spanning a diverse range of science topics suitable for years 7-12. Does anybody want them before they go to the op shop. Currently housed at Doonside High School , I commute from the Blue Mountains and so can drop them anywhere inbetween
- 06 Nov 2014, 12:46
- Forum: Safety with Chemicals
- Topic: User code dilemma
- Replies: 2
- Views: 1671
Re: User code dilemma
Thanks for that advice, it was what I suspected would be the appropriate course of action - even though it does not allow for any deleterious effects of exposure to the combination of chemical ingredients. As it turns out Ammonium nitate 32% (Chemwatch MSDS) = orange dot. I shall tell the HOD.
- 06 Nov 2014, 10:45
- Forum: Safety with Chemicals
- Topic: User code dilemma
- Replies: 2
- Views: 1671
User code dilemma
We sometimes use a pelleted slow release fertiliser for a solubilty comparison prac. Each group of students gets a small amount in a specimen container. My question is what user code should be given to products like this that are not listed in the CSIS (neither is it in the RiskAssess database)? Che...
- 08 Oct 2013, 09:35
- Forum: Safety with Chemicals
- Topic: Metal cleaner
- Replies: 3
- Views: 2219
Metal cleaner
Hope eveyone in labbie land has had a nice break. Now back to business. a teacher has ordered metal cleaner eg: brasso for senior science prac. I was told last term that metal cleaners have been banned from schools , can anyone confirm this? How would I go about finding this out. Thanks in anticipat...
- 23 May 2013, 13:56
- Forum: Chemistry and Labware - General
- Topic: Innoculating loops
- Replies: 2
- Views: 1758
Innoculating loops
I have been trying to embed wire into capillary tubing by heating glass with flame. I can fire polish ends of glass without problem but as soon as wire is inserted the glass cracks. I have tried preheating the glass without success. I know innoculating loops are relatively cheap but we have all mate...
- 20 Mar 2013, 13:21
- Forum: Safety with Chemicals
- Topic: GHS labels
- Replies: 46
- Views: 15463
GHS labels
Does anybody out there know where to get GHS sticky labels for reagent bottles? Can't find them anywhere.
- 19 Oct 2012, 13:35
- Forum: Sourcing Materials & Eq Repairs
- Topic: Help in identifying equipment
- Replies: 8
- Views: 3896
Help in identifying equipment
We have about 20 of these things in our store, they have been here for longer than the staff and I'm assuming that they were part of a physics prac. Solid brass, 5 x 5 x 2cm. Central hole 13mm in diam. running from top to bottom, holes on all 4 sides -2 of which accomodate screws that when turned de...
- 18 Jun 2012, 12:41
- Forum: Announcements
- Topic: ASET NSW PD day
- Replies: 9
- Views: 4020
Re: ASET NSW PD day
How do I register for the PD day 17/09? Ive gone to the ASET website but cant find anything.
- 18 Jun 2012, 12:33
- Forum: Chemistry and Labware - General
- Topic: cleaning microscope objectives
- Replies: 5
- Views: 2921
cleaning microscope objectives
A large number of our old senior microscopes have a brown translucent coating over the 40x objectives which I can not : remove . Does anyone have suggestions other than windex or ethanol or is it possible to buy only the objectives to replace them ?
- 16 May 2012, 21:25
- Forum: Chemistry and Labware - General
- Topic: Electricity to heat experiment
- Replies: 10
- Views: 7407
Electricity to heat experiment
:coffee: A teacher ordered 15cm of Nichrome wire per student to construct an element. Students were to coil wire into a spring shape , attach alligator clips to either end suspend it in a 50ml beaker of water and hook up to transformer (DC 12 volts) and a lamp. Lamp came on but no change in water te...
- 03 May 2012, 20:34
- Forum: Announcements
- Topic: Data Logger one day course
- Replies: 5
- Views: 2950
Re: Data Logger one day course
I am very new to this forum so I hope I'm going about this the right way. Could you please send me the details re the data logger course
Regards
Melissa