000 00291nam a2200073 4500
080 _a
_b
245 _aIS: 1448 (P 99) - 1981; Methods of test for petroleum and its products Part 99 determination of frothing characteristics of emulsifiable cutting oils
700 _aBureau of Indian Standards
260 _aNew Delhi
_bBIS
_c1981
300 _a3p
999 _c34514
_d34514