IS: 1448 (P 23) - 1991; methods of test for petroleum and its products P 23 hydrocarbon types in liquid petroleum products by fluorescent indicator adsorption
IS: 1448 (P 23) - 1991; methods of test for petroleum and its products P 23 hydrocarbon types in liquid petroleum products by fluorescent indicator adsorption
- New Delhi BIS 1991
- 7p
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