Australia's Science Forum

Yes fresh is best

Chemical Category & User Codes DG Class DG PG UN CAS No Guidance notes boric acid* boracic acid 7-12 1 2 3 - 5 - - NR Not Hazardous - - 10043-35-3 Moderately toxic if ingested. Disposal: Waste solutions of this chemical may be disposed of down the sink (to sewer). 31 Taken from the online CSIS t...

Oh Bigmack how awful, all that cleaning.

Welcome back every one, hope you are all keeping well. & Dry

IF YOU ARE A DoE SCHOOL, YOU WILL HAVE A PIT OR SUB, that is why the CSIS say's to put it down the sink. It doe not go to the main waste.

What is another name for diethylamine?
Diethylamine, also known as DEA or (C2H5)2nh, belongs to the class of organic compounds known as dialkylamines. These are organic compounds containing a dialkylamine group, characterized by two alkyl groups bonded to the amino nitrogen.

Air tight plastic container would be the way to go. Store in an area will away from your Chemicals. Get rid of them 1st, trying to find a company, 2nd, there is'nt one. Perhaps Lucas centre can help in some way?

We brought from 2nd fridges, damaged on the outside. We really did not mind a scratch or damaged on the outside.

We had very small piece's of Mg to burn, not a coil, Students would rub the ribbon first with steel wool, before burning.

Try a google search, there seems to be a few. IN OZ

Barium Nitrate Ba(NO3)2 261.34 0.1M 26g in 1 Litre of water 13g for 500ml
1M to strong 0.5M 130.5g in 1 Litre of water 65.2g for 500ml
This should work ok.

WOW bigmack, it's in the blood

Did you know today is International day of women & Girls in Science.

WOW always someone

Bigmack as always thank you so much for all that wonderful information. Well done. You have a gift

Oh very good point Bigmack, Perhaps next time??

So true.

Sorry bring back Gladys, it's a very silly rule. No thought has gone into this. I'm very cross with the whole thing,

Very true, seems silly to me.

Love it Kassie very good