TY - GEN AU - Becker, Donald A C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1979-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.SP.556 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1979 TI - Measurements and standards for recycled oil - II: ER -