TY - RPRT TI - Standard Reference Materials Polystyrene films for calibrating the wavelength scale of infrared spectrophotometers - SRM 1921 AU - Datla, Raju U AU - Hsia, Jack J AU - Wang, Lan AU - Gupta, Devinder PY - 1995 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST SP 260-122 DO - 10.6028/NIST.SP.260-122 ER -