000 00451nas a22001573 4500
082 _a660.630294
_bSIG
_cD
245 0 0 _aBiochemicals and reagents for life science research.
260 _aSt. Louis, MO.
526 _a0
_b0
_c0
_d660_630294000000000_SIG
526 _a0
_b0
_c0
_d660_630294000000000_SIG
590 _aSelection Decision based on 1998
590 _aTitle from cover.
650 _aMCE
_9379
710 2 _aSigma
_944783
942 _2ddc
_cBK
999 _c548473
_d548473