wavel.	cross section	error limit

340	5.51e-19	2.8e-20
345	5.62e-19	2.8e-20
350	5.87e-19	2.9e-20
355	6.32e-19	3.2e-20
360	6.95e-19	3.5e-20
365	7.73e-19	3.9e-20
370	8.71e-19	4.4e-20
375	9.90e-19	5.0e-20
380	1.13e-18	6.0e-20
385	1.28e-18	6.0e-20
390	1.45e-18	7.0e-20
395	1.63e-18	8.0e-20
400	1.82e-18	9.0e-20
405	2.03e-18	1.0e-19
410	2.25e-18	1.1e-19
415	2.46e-18	1.2e-19
420	2.71e-18	1.4e-19
425	2.95e-18	1.5e-19
430	3.14e-18	1.6e-19
435	3.53e-18	1.8e-19
440	3.62e-18	1.8e-19
445	3.88e-18	1.9e-19
450	4.21e-18	2.1e-19