<?xml version="1.0" encoding="UTF-8"?>
<Codes type="CHARACTERISTICTYPE"><Code value="Biological"></Code><Code value="Information"></Code><Code value="Inorganics, Major, Metals"></Code><Code value="Inorganics, Major, Non-metals"></Code><Code value="Inorganics, Minor, Non-metals"></Code><Code value="Inorganics, Minor, metals"></Code><Code value="Microbiological"></Code><Code value="Nutrient"></Code><Code value="Organics, PCBs"></Code><Code value="Organics, other"></Code><Code value="Organics, pesticide"></Code><Code value="Physical"></Code><Code value="Radiochemical"></Code><Code value="Sediment"></Code><Code value="Stable Isotopes"></Code></Codes>