Trace Fe in pure HCI is determinated and analyzed with ring ouen.Com-pared with spot analysis this method is faster ,easier ,more sensitive,etc.

• 本文应用环炉法测定分析纯浓盐酸中的微量铁，它与传统的目视比色法相比，具有快速、灵敏、仪器简单、无污染，易于携带等优点。