TY - RPRT TI - Intercomparison of methods for the identification and quantitation of butyltin species in aqueous solution AU - Blair, W R AU - Brinckman, F E AU - Paule, R PY - 1992 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 4704 DO - 10.6028/NIST.IR.4704 ER -