TY - RPRT TI - Certification of the relative molecular mass and intrinsic viscosity of SRM 2886, a polyethylene of narrow molecular mass distribution AU - Guttman, C M AU - Maruey, J R AU - Blair, W R PY - 2000 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 6487 DO - 10.6028/NIST.IR.6487 ER -