TY - GEN AU - Eckerle, K L AU - Mavrodineanu, R AU - Velapoldi, R A AU - Adams, B AU - Weidner, V R C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1986-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.SP.260-102 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1986 TI - Standard Reference Materials:Holmium oxide solution wavelength standard from 240 to 640 nm - SRM 2034 ER -