Paragraph 5 APPARATUS
5.1
Filter crucible P16/ISO 4793, porosity 4, capacity 30 ml.
5.2
pH meter with glass electrode.
5.3
Drying oven at 130 to 135°C.
Filter crucible P16/ISO 4793, porosity 4, capacity 30 ml.
pH meter with glass electrode.
Drying oven at 130 to 135°C.