public override void writeXML(UTRSXmlWriter xml)
{
xml.WriteElementSafeString(_EQUIPMENT_UUID.ToLower(), equipmentUuid);
xml.WriteElementSafeString(_INSTRUMENT_UUID.ToLower(), instrumentUuid);
xml.WriteElementSafeString(_ASSET_IDENTIFIER.ToLower(), assetIdentifier);
xml.WriteElementSafeString(_QUANTITY.ToLower(), quantity);
}