000 00268nam a22001217a 4500
008 170425b xxu||||| |||| 00| 0 eng d
041 _aeng
080 _a54
100 _a12
101 _aSHM
245 _aREAGENT CHEMICALS AND STANDARDS
_cROSIN, J
942 _2udc
_cBK
999 _c11960
_d11960