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Determining empirical formula: Is it safe to heat copper sulfate powder as an alternative to Barium chloride to determine empirical formula?

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Publication Date: 20 October 2014
1 Responses
Answered by an Expert

Chemical Cell: Acidified Potassium Dichromate

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Publication Date: 14 October 2014
2 Responses
Answered by an Expert

Use of Sodium in Schools: Is sodium still allowed to be used in secondary schools in Australia for demonstration purposes?

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Publication Date: 09 October 2014
2 Responses

Chemical Storage Timeframes: I was wondering if there are any guidelines that relate to how long chemicals can be stored in a secondary school prep lab before they go 'bad' - essentially a use by d

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Publication Date: 09 October 2014
3 Responses
Answered by an Expert

Aluminium powder: I have just purchased some Aluminium powder and the MSDS from the supplier ( Chem supply ) states Non Hazardous and Non dangerous goods.

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Publication Date: 26 September 2014
2 Responses
Answered by an Expert

Chemical Storage: Hi There, Thank you for putting together a great website.

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Publication Date: 10 September 2014
1 Responses

laser classification: We have not been using our old laser because it was a Class 3B, and therefore banned in secondary schools under the older code of practice.

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Publication Date: 05 September 2014
1 Responses

Genetics: Looking at ordering some PTC papers and a MSDS is not supplied with the papers. Are we still allowed to purchase them and do the experiment? Many thanks.

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Publication Date: 03 September 2014
1 Responses
Answered by an Expert

Source of porous pots: Does anybody still do the ‘porous pot’ activity? It involves a plaster of Paris pot, with a rubber stopper and glass tube, held upside down.

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Publication Date: 19 August 2014
2 Responses

Lab equipment database: Hi, I'm looking for a system to inventory all of our equipment.

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Publication Date: 18 August 2014
2 Responses
Answered by an Expert

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