@misc{1148161,
  author = {Charles M Guttman and John R Maurey and Peter H Verdier},
  title = {Determination of the weight average molecular weight of SRM 1480:},
  year = {1992},
  month = {1992-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NIST.IR.4837},
  language = {en},
}