Search found 103 matches
- 24 May 2023, 11:19
- Forum: Chemistry and Labware - General
- Topic: Burettes
- Replies: 2
- Views: 4061
Burettes
Friends - been a while but hoping the universal brains trust can help me ... Chemistry teacher is commenting on how the stream from the burettes is either lateral ir not running / streaming or drips ... They have been pulled apart - run HCl through them poked nichrome wire in tip ... I am tearing my...
- 27 Mar 2019, 09:06
- Forum: Chemistry and Labware - General
- Topic: Balances
- Replies: 3
- Views: 5291
Balances
So I am over balancing the balances … We have the scout ones and of course what high school student is going to be careful with a plastic pipette let alone a $300 balance!
So have you found a cheaper alternative for Juniors …
Appreciate all suggestions and feedback … Kate
So have you found a cheaper alternative for Juniors …
Appreciate all suggestions and feedback … Kate
- 18 Feb 2019, 16:37
- Forum: Miscellaneous
- Topic: "Where is it" database
- Replies: 11
- Views: 13743
Re: "Where is it" database
Hey bigmack ... mine is on excel (master and password protected) and then I have google sheets which has everything from all resources, chemicals, rocks, textbooks the lot ... when i update items I then update in google sheets for teachers to view ... Happy to email / share with you to check out ......
- 18 Feb 2019, 16:29
- Forum: Safety with Chemicals
- Topic: Potassium dichromate solution disposal
- Replies: 15
- Views: 12581
Re: Potassium dichromate solution disposal
We use rick assess and DO NOT use it at <.0003M it says 7 - 10 can use it - I had documentation universities removed it due to harm to fertility ... Suggest researching before using ... Here is more information on ASSIST too https://assist.asta.edu.au/question/3734/potassium-dichromate-determination...
- 04 Feb 2019, 10:55
- Forum: Sourcing Materials & Eq Repairs
- Topic: Laboratory Equipment poster
- Replies: 1
- Views: 3484
Re: Laboratory Equipment poster
Checked Ebay???
- 04 Feb 2019, 10:53
- Forum: Chemistry and Labware - General
- Topic: Chemical Suppliers
- Replies: 11
- Views: 9087
Re: Chemical Suppliers
I use Officemax or science supplies ... both use Chem supply
- 22 Nov 2018, 11:49
- Forum: Recipes and Pracs
- Topic: Number of Prac/Experiemts Daily.
- Replies: 27
- Views: 15523
Re: Number of Prac/Experiemts Daily.
Its helpful to know when you schedule things like maintenance, etc ... definitely NOT in term 1 ...
- 22 Nov 2018, 09:37
- Forum: Recipes and Pracs
- Topic: Number of Prac/Experiemts Daily.
- Replies: 27
- Views: 15523
Re: Number of Prac/Experiemts Daily.
I kept stats for last year i did over 1363 in the year
T1 485 avg 10 / day
T2 361 avg 7 / day
T3 316 avg 7 / day
T4 201 avg 5 / day
Term one is a killer cause on top of that you are negotiating new teachers, longer term, uncertainty sometimes, always late pracs ..
T1 485 avg 10 / day
T2 361 avg 7 / day
T3 316 avg 7 / day
T4 201 avg 5 / day
Term one is a killer cause on top of that you are negotiating new teachers, longer term, uncertainty sometimes, always late pracs ..
- 22 Nov 2018, 09:32
- Forum: Chemistry and Labware - General
- Topic: Dissection Silverware
- Replies: 3
- Views: 5078
Dissection Silverware
OK - so can anyone impart wisdom on quick and easy way they see to cleaning scalpels, probes, forceps, scissors after dissections ... All offers and suggestion gratefully accepted ... NOW GO......................
Yes I have a dishwasher but it doesnt go on every day ...
Yes I have a dishwasher but it doesnt go on every day ...
- 22 Nov 2018, 09:31
- Forum: Chemistry and Labware - General
- Topic: Tax Return Claim 2018
- Replies: 11
- Views: 9060
Re: Tax Return Claim 2018
I claim my shoes as it is stipulated you MUST wear leather fully enclosed shoes - and these are not shoes I would ordinarily buy - and they are only worn for work ... also claim sunnies and face cream and mobile and internet from home
- 28 Sep 2018, 22:42
- Forum: Announcements
- Topic: Welcome back everyone to chemtalk
- Replies: 26
- Views: 24353
Re: Welcome back everyone to chemtalk
Helllllllllo fountain of all knowledge ... Thanks Westlab ...
- 21 Jun 2018, 12:12
- Forum: Chemistry and Labware - General
- Topic: URGENT - Glass Slabs
- Replies: 2
- Views: 4287
Re: URGENT - Glass Slabs
CANCEL ... Lovely superbug to the rescue ..
- 20 Jun 2018, 10:12
- Forum: Sourcing Materials & Eq Repairs
- Topic: Measuring Cylinders
- Replies: 11
- Views: 7407
Re: Measuring Cylinders
EBAY all the way if you can do it - I bought over $70 worth of plastic and glass from ebay (would have been over $120 from australian suppliers) and only one broke in shipment and all free shipping!!! 100ml on ebay is $3.51 https://www.ebay.com.au/itm/Graduated-Glass-Measuring-Cylinder-Chemistry-Lab...
- 20 Jun 2018, 10:09
- Forum: Chemistry and Labware - General
- Topic: URGENT - Glass Slabs
- Replies: 2
- Views: 4287
URGENT - Glass Slabs
Is anyone local to PRESTONS NSW and have glass slabs we can borrow for a year 11 assessment ..
All offers appreciated ..
All offers appreciated ..
- 05 Jun 2018, 21:30
- Forum: Sourcing Materials & Eq Repairs
- Topic: Eyes for dissection
- Replies: 28
- Views: 19927
Re: Eyes for dissection
I have used a local piggery - got them for free and found an abbatoir local-ish also free - they had quoted $1 per eye but gave them to us .. Local butcher quoted $5 an eye ... But I am Sydney - you just need to do some phone work ...
- 08 May 2018, 08:30
- Forum: Safety with Chemicals
- Topic: Chemwatch
- Replies: 4
- Views: 5040
Re: Chemwatch
I also ditched chemwatch - thankfully before I invested any great amount of time on it - we are independent school - I have a comprehensive list in excel - which SDS are hyperlinked to and can also flag when SDS are expired as well as keeping information like last purchased / checked ... Its a rehas...
- 08 May 2018, 08:24
- Forum: Chemistry and Labware - General
- Topic: Digital Electronic Balance model 20002 purchased 2014 from Serrata
- Replies: 3
- Views: 4769
Re: Digital Electronic Balance model 20002 purchased 2014 from Serrata
Silly question have you tried googling the manual ??
- 09 Apr 2018, 12:04
- Forum: Safety with Chemicals
- Topic: Do we have to keep exhaust fan on 24/7
- Replies: 29
- Views: 14701
Re: Do we have to keep exhaust fan on 24/7
Ours is on a timer which comes on about 7am - til 6pm. However, what do people do about flammable cupboards etc? It is located inside the chemical store but when I open the door to the flammable cupboard I am just about knocked over backwards from the fumes! I take a deep breathe and since i re-org...
- 09 Apr 2018, 10:19
- Forum: Safety with Chemicals
- Topic: Do we have to keep exhaust fan on 24/7
- Replies: 29
- Views: 14701
Re: Do we have to keep exhaust fan on 24/7
In some instances some are best practice and others are mandatory aka requires retro fit ...
- 06 Apr 2018, 13:46
- Forum: Sourcing Materials & Eq Repairs
- Topic: Whiteboard Erasers
- Replies: 8
- Views: 4797
Re: Whiteboard Erasers
No I bought these one product code : 1984047 so not refillable ... i have already replaced most this term - and they were brand new .. We had them last year and were fine .. might buy one and see how it travels ... thanks for info