000 00581nam a2200205Ia 4500
001 21895
005 20250221151713.0
008 250214s9999||||xx |||||||||||||| ||und||
245 0 _aIndian Standard : methods for chemical analysis of steels - part 9
245 0 _bdetermination of chromium by persulphate oxidation method
250 _a3rev.
260 _aNew Delhi
260 _bBureau of Indian Standards
260 _c1990
300 _a2p.
500 _aIS : 228(part 9 ) : 1989
650 _aIndian Standards
710 _aBureau of Indian Standards
942 _cBK
999 _c37856
_d37856