粗甘油三酯与各种吸附剂和离子交换树脂接触，以降低杂质的含量。
Crude triglycerides are contacted with a variety of adsorbents and ion exchange resins to reduce the levels of impurities.
制备了一种大孔交联的强酸型离子交换树脂，并将其负载上不同含量的银离子，制备成吸附醋酸中碘离子的吸附剂。
Strong acid cross-linked ion-exchange resin was prepared. Different content of silver ion was exchanged into the resin to adsorb the iodine ion in the acetic acid.
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