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3.1 NB4U Fast froth : HazCard : 50
Potato
Cork borer or scalpel/Knife
White tile
2 X boiling tubes and rack
Ruler
marker pen
20V H2O2 (6% Solution - To make 500ml = 100ml of 30% H2O2 + 400ml Distilled water)
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3.1 NB4U Fast froth : HazCard : 50
Potato
Cork borer or scalpel/Knife
White tile
2 X boiling tubes and rack
Ruler
marker pen
20V H2O2 (6% Solution - To make 500ml = 100ml of 30% H2O2 + 400ml Distilled water)