Units:4 Composition of seawater. Distribution and cycling of important major and minor chemical species throughout the oceans. Marine analytical chemistry. Division: Upper Division Requisites: Pre-requisite: (OCN 109 (if taken prior to fall 2015) or OCN 109 and OCN 109L and CHEM 110, or IA. Permission to enroll: No Special Consent Required Grading mode: Optional Grade Basis Weekly: Lecture 2 hrs. Laboratory 6 hrs.