MSDSs, Storage, Handling, Transport, Labeling, computer management systems, and anything else to do with safety.
ktrezise
Posts: 31 Joined: 26 Aug 2010, 15:34
State/Location: VIC
Post
by ktrezise » 28 Feb 2012, 13:45
How does everyone dispose of waste solution???
cheers
dime
Posts: 703 Joined: 13 Jun 2007, 09:55
State/Location: NSW
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by dime » 28 Feb 2012, 14:34
Probably down the sink.
Ev
Posts: 25 Joined: 23 May 2006, 10:00
State/Location: VIC
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by Ev » 28 Feb 2012, 14:59
Add sodium thiosulfate. Leave overnight. Filter. Put the MnO2 precipitate in the bin. Adjust the pH of the filtrate to between 4 and 9 then pour down the sink.
Ev
RosalieM
Posts: 1795 Joined: 20 Mar 2007, 10:00
Job Title: Lab Assistant
Suburb: Tamworth
State/Location: NSW
Post
by RosalieM » 29 Feb 2012, 08:36
I keep if for next time.
ktrezise
Posts: 31 Joined: 26 Aug 2010, 15:34
State/Location: VIC
Post
by ktrezise » 29 Feb 2012, 09:51
that's great. Thanks