000 00303 a2200121 4500
080 _a54-4
_bR 821 R
245 1 _aReagent chemicals and standards
_cby Joseph Rosin
260 _aNew Jersey
_bD. Van Nostrand
_c1967
650 _aChemicals
100 1 _aRosin, Joseph
_d
300 _a641 p.
901 _a96360
999 _c28542
_d28542