Sulphur content in lighter and heavier petroleum products is generally determined respectively by _______________?
Correct answer: B. Bomb method and lamp method
- A. Lamp method and bomb method
- B. Bomb method and lamp method
- C. Bomb method and quartz tube method
- D. Quartz tube method and lamp method
Explanation
The lamp method is commonly used for sulphur determination in lighter petroleum products, while heavier products are tested by the bomb method. The choice reflects the different burning and sample-handling behaviour of light and heavy oils.
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