| 000 | 00357nam a22001337a 4500 | ||
|---|---|---|---|
| 041 | _aeng | ||
| 082 | 0 | _a541.3723 HEL | |
| 100 | 1 | _aHelfferich, Friedrich | |
| 245 |
_aIon exchange _cFriedrich Helfferich |
||
| 260 |
_aNew York : _bMcgraw-Hill Book company, _c1962. |
||
| 300 |
_aix, 624 p. ; _c22 cm. |
||
| 500 | _aIncludes index | ||
| 650 | 4 | _achemistry | |
| 999 |
_c391297 _d391233 |
||