TY - GEN AU - William C Swann AU - Sarah L Gilbert C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1998-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.SP.260-133 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1998 TI - Standard Reference Materials ::Acetylene 12C2H2 absorption reference for 1510-1540 nm wavelength calibration - SRM 2517/ ER -