A simple, reliable method of analysis, cheap,
Accessible to everyone without special chemical knowledge
Reusable material
Glass tank (#usable models) |
Test tubes
|
1-5-10 ml pipettes and
|
Balance
Pencil - measuring stick – cutter- label
Disposables
Aluminum
foil SG60 20x20 cm box of 25 ref : Merck-5553-7 ( to realize 50 test)
Paper towels- Gloves
Chemical reagents
Petroleum ether 60/90
(CAS 8032-32-4)
Diethyl ether (CAS:
60-29-7).
NaOH 0.1N - sodium hydroxide (CAS 1310-73-2)
Fast blue B salt
(CAS: 5486-84-0 / CI 37175)
Water
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