ʻO GLUMA Etch nā ʻākena e hoʻopaʻa ʻia e pili ana i ka acid acid. Loaʻa nā GLUMA Etch etchants i nā ʻano ʻelua a me ʻelua mau ikaika e hāʻawi i nā kauka niho i kahi koho. GLUMA Etch 35 Gel hoʻohana i ka ikaika kuʻuna o 35% phosphoric acid. ʻO GLUMA Etch 20 Gel, me 20% phosphoric acid, hāʻawi lawa i ka hoʻopili ʻana o ka enamel a me ka dentin, e hopena ai i ka nalo ʻana o ka hanana niho a me ka ikaika paʻa paʻa.