I got the phosphoric acid I got from a place called clorogene in wellington, about $60.
The manganese dioxide I got online from a pottery supply place, 2.5kg cost about $30
Sent from my SM-A505GN using Tapatalk
I got the phosphoric acid I got from a place called clorogene in wellington, about $60.
The manganese dioxide I got online from a pottery supply place, 2.5kg cost about $30
Sent from my SM-A505GN using Tapatalk
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