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English Translations » 信息处理 » Black flocculent substances that appear after the hydrogenat

Black flocculent substances that appear after the hydrogenation of coal tar

2012-01-09View Original

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The black flocculent substance that appears after the hydrogenation of coal tar is soluble in water; it’s not clear what it is. I hope experts can help figure this out……
Reply #22012-07-18
Where are the photos? ? You can’t tell what it is without a photo~~~~~~
Reply #32012-07-19
We also deal with coal tar hydrogenation; please clarify your question and we’ll help you solve it
Reply #42012-07-19
It would be best to have photos, so that everyone can help explain it to you. We can also learn *it a bit, right?

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Translated at 2026-07-26 02:46:21

Original: https://bbs.hcbbs.com/thread-952857-1-1.html

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