000 00442nam a2200169Ia 4500
008 170901s1942 xx 000 0 und d
082 _a541.341
_bW28C
100 _aWelcher, Frank
245 0 _aChemical Solutions
260 _aNew York
_bD Van Nostrand Company INC
_c1942
300 _a404
650 _aChemistry and allied sciences
650 _aPure Sciences
653 _aPhysical chemistry
653 _aSolutions
942 _2ddc
_cBK
999 _c5455
_d5455