TY - RPRT TI - Standard Reference Materials : A fine-grained, isotropic graphite for use as NBS thermophysical property RM's from 5 to 2500 K/ AU - Hust, Jerome G PY - 1984 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NBS SP 260-89 DO - 10.6028/NBS.SP.260-89 ER -