TY - GEN AU - Leigh, Stefan D AU - Schultheisz, Carl R C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 2002-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.SP.260-143 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 2002 TI - Standard Reference Materials ::Certification of the rheological behavior of SRM 2490, polyisobutylene dissolved in 2, 6, 10, 14-tetramethylpentadecane/ ER -