EPSG:1028

parts per billion

Attributes

Data source: OGP

Information source: OGP

Revision date: 2013-05-29

Target unit: unity

Remarks: Billion is internationally ambiguous, in different languages being 1E+9 and 1E+12. One billion taken here to be 1E+9.

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Definition: OGP XML

<?xml version="1.0" encoding="UTF-8"?>
 <gml:ConventionalUnit xmlns:epsg="urn:x-ogp:spec:schema-xsd:EPSG:1.0:dataset" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:xlink="http://www.w3.org/1999/xlink" gml:id="ogp-uom-1028">
   <gml:metaDataProperty>
      <epsg:CommonMetaData>
         <epsg:alias alias="ppb" code="29217" codeSpace="urn:ogc:def:naming-system:EPSG::7302" />
         <epsg:alias alias="nm/m" code="29218" codeSpace="urn:ogc:def:naming-system:EPSG::7301" />
         <epsg:informationSource>OGP</epsg:informationSource>
         <epsg:revisionDate>2013-05-29</epsg:revisionDate>
         <epsg:changes>
            <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2013.021" />
         </epsg:changes>
         <epsg:show>true</epsg:show>
         <epsg:isDeprecated>false</epsg:isDeprecated>
      </epsg:CommonMetaData>
   </gml:metaDataProperty>
   <gml:identifier codeSpace="OGP">urn:ogc:def:uom:EPSG::1028</gml:identifier>
   <gml:name>parts per billion</gml:name>
   <gml:remarks>Billion is internationally ambiguous, in different languages being 1E+9 and 1E+12. One billion taken here to be 1E+9.</gml:remarks>
   <gml:quantityType>scale</gml:quantityType>
   <gml:conversionToPreferredUnit uom="urn:ogc:def:uom:EPSG::9201">
      <gml:formula>
         <gml:b>1</gml:b>
         <gml:c>1000000000</gml:c>
      </gml:formula>
   </gml:conversionToPreferredUnit>
</gml:ConventionalUnit>
<?xml version="1.0" encoding="UTF-8"?>
 <gml:ConventionalUnit xmlns:epsg="urn:x-ogp:spec:schema-xsd:EPSG:1.0:dataset" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:xlink="http://www.w3.org/1999/xlink" gml:id="ogp-uom-1028">
   <gml:metaDataProperty>
      <epsg:CommonMetaData>
         <epsg:alias alias="ppb" code="29217" codeSpace="urn:ogc:def:naming-system:EPSG::7302" />
         <epsg:alias alias="nm/m" code="29218" codeSpace="urn:ogc:def:naming-system:EPSG::7301" />
         <epsg:informationSource>OGP</epsg:informationSource>
         <epsg:revisionDate>2013-05-29</epsg:revisionDate>
         <epsg:changes>
            <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2013.021" />
         </epsg:changes>
         <epsg:show>true</epsg:show>
         <epsg:isDeprecated>false</epsg:isDeprecated>
      </epsg:CommonMetaData>
   </gml:metaDataProperty>
   <gml:identifier codeSpace="OGP">urn:ogc:def:uom:EPSG::1028</gml:identifier>
   <gml:name>parts per billion</gml:name>
   <gml:remarks>Billion is internationally ambiguous, in different languages being 1E+9 and 1E+12. One billion taken here to be 1E+9.</gml:remarks>
   <gml:quantityType>scale</gml:quantityType>
   <gml:conversionToPreferredUnit uom="urn:ogc:def:uom:EPSG::9201">
      <gml:formula>
         <gml:b>1</gml:b>
         <gml:c>1000000000</gml:c>
      </gml:formula>
   </gml:conversionToPreferredUnit>
</gml:ConventionalUnit>