000 00424nam a2200169Ia 4500
008 210210b1907 xxu||||| |||| 00| 0 eng d
041 _aeng
082 _a549/31
100 _aDUNCAN (Robert Kennedy)
245 _aChemistry of commerce
260 _aNew York
_bHarper & Brothers Publishers.,
_c1907
300 _a262
650 _acommerce
650 _aChemistry
690 _aAnalytical Chemistry
906 _a010012
999 _c128160
_d128160