5 sentences

1. 海带含有丰富的碘。

   hǎi​dài hán​yǒu fēng​fù de diǎn.

   Kelp is rich in iodine.

   Source: Dong Chinese Dictionary

2. 氯和碘都属于卤族元素。

   lǜ hé diǎn dōu shǔ​yú lǔ zú yuán​sù.

   Both chlorine and iodine belong to the halogen group.

   Source: Dong Chinese Dictionary

3. 人体需要适量的碘。

   rén​tǐ xū​yào shì​liàng de diǎn.

   The human body needs an appropriate amount of iodine.

   Source: Dong Chinese Dictionary

4. 他正在用碘酊给伤口消毒。

   tā zhèng​zài yòng diǎn dīng gěi shāng​kǒu xiāo​dú.

   He is disinfecting the wound with tincture of iodine.

   Source: Dong Chinese Dictionary

5. 铁、锌和碘是人体必需的微量元素。

   tiě, xīn hé diǎn shì rén​tǐ bì​xū de wēi​liàng​yuán​sù.

   Iron, zinc, and iodine are essential trace elements for the human body.

   Source: Dong Chinese Dictionary