000 00329nam a2200073 4500
080 _a
_b
245 _aIS: 1448 (P 103) - 1981; Methods of test for petroleum and its products Part 103 Barium, Callcium, Phosphorus and Zinc in lubricating oils by direct reading emission spectrographic method
700 _aBureau of Indian Standards
260 _aNew Delhi
_bBIS
_c1981
300 _a5p
999 _c34512
_d34512