TY - RPRT TI - Standard Reference Materials : Standard quartz cuvettes for high accuracy spectrophotometry/ AU - Lazar, J W AU - Mavrodineanu, R PY - 1973 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NBS SP 260-32 DO - 10.6028/NBS.SP.260-32 ER -