TY - RPRT TI - Standard Reference Materials : Acetylene 12C2H2 absorption reference for 1510 nm to 1540 nm wavelength calibration - SRM 2517a/ AU - Swann, William C AU - Gilbert, Sarah L PY - 2001 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST SP 260-133e2 DO - 10.6028/NIST.SP.260-133e2 ER -