The listed data have been calculated using the data measured at 298 K, the parameterization for the temperature dependence (eqn.10)

σ(λ,T) = σ(λ,298K) × [1 + c₁(λ)T + c₂(λ)T²]

and the coefficients c₁(λ) = ∑a₁λⁱ and c₂(λ) = ∑b_iλⁱ with

-----------------------------------------------------------------
i    a_i        b_i
------------------------------------------------------------------
0   13.1852       -4.45238×10^-2
1   -2.52309×10^-1    8.51385×10^-4
2    1.92398×10^-3   -6.48766×10^-6
3   -7.30847×10^-6    2.46273×10^-8
4    1.3832×10^-8     -4.65788×10^-11
5   -1.04375×10^-11   3.51253×10^-14

valid over the range 215 to 330 nm
(for λ > 300 nm the c₁ and c₂ coefficients are those calculated at 330 nm)