IS: 1350 (Part 2) - 1970 (reaffirmed - 1989); Methods of test for coal and coke part 2 determination of Calorific value

IS: 1350 (Part 2) - 1970 (reaffirmed - 1989); Methods of test for coal and coke part 2 determination of Calorific value - New Delhi BIS 1970 - 28p

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