TY - GEN AU - John Wright C2 - Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD DA - 2018-12-06 DO - https://doi.org/10.6028/NIST.SP.250-78r1 LA - en PB - Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD PY - 2018 TI - Revision to Appendix B of SP 250-78 NIST Calibration Services for Hydrometers ER -