Aluminium drinking-water limit¶
Al concentration exceeds a 0.2 mg/kgw drinking-water limit at low and high pH, after Appelo's aluminium example. The pH values below are where that Al total is in equilibrium with gibbsite.
You can run these examples
Click Run (or Ctrl+Enter).
from phreeqpython import PhreeqPython
pp = PhreeqPython('phreeqc.dat')
print('Lower limit pH', pp.add_solution({'Al': '0.2 mg/kgw', 'pH': '4 Gibbsite'}).pH)
print('Upper limit pH', pp.add_solution({'Al': '0.2 mg/kgw', 'pH': '8 Gibbsite'}).pH)