# Molecular weights from https://www.nist.gov/pml/atomic-weights-and-isotopic-compositions-relative-atomic-masses.
# Density source: https://www.engineeringtoolbox.com/water-density-specific-weight-d_595.html?vA=37&units=C#
# Material composition source: modified water

# Material name:
# water at 20 deg C, with 1.96427% iodine (20 mg iodine/mL water-iodine solution)

# Number of elements:
3

# Density:
1.018190

# Atomic number(s) and corresponding mass fraction(s):
1    0.109704    # hydrogen
8    0.870654    # oxygen
53    0.019643    # iodine
