| 000 | 00407nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 241225s9999 xx 000 0 und d | ||
| 020 | _a0 | ||
| 082 |
_a660.63 _bSIG |
||
| 100 | _aSigma Chemical Compny. | ||
| 245 | 0 | _aBio chemicals organic compounds for research and diagnostic reagents | |
| 260 |
_aMoscow : _bMir Publication, _c1994 |
||
| 300 | _a2508. | ||
| 365 | _a00 | ||
| 650 | _a. Chemical engineering | ||
| 999 |
_c31684 _d31684 |
||