000 00402nam a2200145Ia 4500
008 170101s1947 xx 000 0 und d
082 _a543 W28C
100 _aWELCHER, Frank J
245 0 _aChemical solution; reagents useful to the chemist, biolgist and bacterio-logist
260 _bN.Y
_c1947
300 _a404p
650 _aSOLUTION(CHEMISTRY)
653 _aSOLUTION(CHEMISTRY)
942 _2ddc
_cB
999 _c2250
_d2250