ʻO Thiourea, me ka molecular formula o (NH2)2CS, he keʻokeʻo orthorhombic a i ʻole acicular aniani aniani.ʻO nā ʻano hana ʻenehana no ka hoʻomākaukau ʻana i ka thiourea, ʻo ia ka amine thiocyanate method, lime nitrogen method, urea method, etc. Ma ka lime nitrogen method, lime nitrogen, hydrogen sulfide gas a me ka wai ...
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