Moetsi oa Chaena Hexamethylenetetramine HMTA Urotropine Theko ea Tlholisano,
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Urotropine, eo hape e bitsoang Hexamethylenetetramine/Hexamine, foromo ea limolek'hule C₆H₁₂N₄. Sehlahisoa sa rona sa maemo a indasteri se na le mongobo o tlase, bohloeki bo phahameng le ts'ebetso e tsitsitseng. E sebelisoa haholo ho phenolic resin hardener, accelerator ea rabara, ho qeta masela, ho thibela ho bola ha tšepe le li-intermediate tsa meriana. Jwalo ka moetsi oa litsebi oa Chaena, re fana ka phepelo e tsitsitseng, theko ea tlholisano le litokomane tse felletseng tsa COA bakeng sa bareki ba mose ho maoatle.