<?xml version='1.0' encoding='utf-8'?>
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<screen>
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        <pH>4</pH>
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    <condition>
      <conditionIngredient>
        <concentration>0.1</concentration>
        <pH>8</pH>
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      <conditionIngredient>
        <concentration>3</concentration>
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        <stockLocalID>3</stockLocalID>
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    <condition>
      <conditionIngredient>
        <concentration>0.1</concentration>
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          <units>M</units>
          <pH>4</pH>
          <useAsBuffer>true</useAsBuffer>
          <vendorPartNumber>HR2-904-19</vendorPartNumber>
          <vendorName>Hampton Research</vendorName>
          <comments>Citric acid, pH has been adjusted to 4.0 using NaOH</comments>
        </stock>
        <stock>
          <localID>1</localID>
          <stockConcentration>1</stockConcentration>
          <defaultLowConcentration>0</defaultLowConcentration>
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          <units>M</units>
          <pH>4</pH>
          <useAsBuffer>true</useAsBuffer>
          <vendorPartNumber>HR2-904-19</vendorPartNumber>
          <vendorName>Hampton Research</vendorName>
          <comments>Citric acid, pH has been adjusted to 4.0 using NaOH</comments>
        </stock>
        <stock>
          <localID>2</localID>
          <stockConcentration>1</stockConcentration>
          <defaultLowConcentration>0</defaultLowConcentration>
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          <units>M</units>
          <pH>5</pH>
          <useAsBuffer>true</useAsBuffer>
          <vendorPartNumber>HR2-935-09</vendorPartNumber>
          <vendorName>Hampton Research</vendorName>
          <comments>tri-Sodium citrate titrated with citric acid?</comments>
        </stock>
        <stock>
          <localID>2</localID>
          <stockConcentration>1</stockConcentration>
          <defaultLowConcentration>0</defaultLowConcentration>
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          <units>M</units>
          <pH>5</pH>
          <useAsBuffer>true</useAsBuffer>
          <vendorPartNumber>HR2-935-09</vendorPartNumber>
          <vendorName>Hampton Research</vendorName>
          <comments>tri-Sodium citrate titrated with citric acid?</comments>
        </stock>
      </stocks>
      <aliases>
        <alias>trisodium citrate buffer BCC</alias>
      </aliases>
      <types>
        <type>Buffer</type>
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          <titrationPoint>
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          </titrationPoint>
          <titrationPoint>
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          </titrationPoint>
          <titrationPoint>
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          <titrationPoint>
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          <titrationPoint>
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          <titrationPoint>
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          <titrationPoint>
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          <titrationPoint>
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          <titrationPoint>
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          <titrationPoint>
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          <titrationPoint>
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          </titrationPoint>
          <titrationPoint>
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          <titrationPoint>
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          <titrationPoint>
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          <titrationPoint>
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          <titrationPoint>
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          <titrationPoint>
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          </titrationPoint>
          <titrationPoint>
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          </titrationPoint>
          <titrationPoint>
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          </titrationPoint>
          <titrationPoint>
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          </titrationPoint>
          <titrationPoint>
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          </titrationPoint>
          <titrationPoint>
            <pH>4</pH>
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          </titrationPoint>
          <titrationPoint>
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          </titrationPoint>
          <titrationPoint>
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          <titrationPoint>
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          </titrationPoint>
          <titrationPoint>
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          </titrationPoint>
          <titrationPoint>
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          </titrationPoint>
          <titrationPoint>
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          </titrationPoint>
          <titrationPoint>
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          <titrationPoint>
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          </titrationPoint>
          <titrationPoint>
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          </titrationPoint>
          <titrationPoint>
            <pH>3.18</pH>
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          <titrationPoint>
            <pH>3.11</pH>
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          </titrationPoint>
          <titrationPoint>
            <pH>3.04</pH>
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          </titrationPoint>
          <titrationPoint>
            <pH>2.96</pH>
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          </titrationPoint>
          <titrationPoint>
            <pH>2.9</pH>
            <acidToBaseRatio>0.86</acidToBaseRatio>
          </titrationPoint>
          <titrationPoint>
            <pH>2.83</pH>
            <acidToBaseRatio>0.88</acidToBaseRatio>
          </titrationPoint>
          <titrationPoint>
            <pH>2.72</pH>
            <acidToBaseRatio>0.9</acidToBaseRatio>
          </titrationPoint>
          <titrationPoint>
            <pH>2.64</pH>
            <acidToBaseRatio>0.92</acidToBaseRatio>
          </titrationPoint>
          <titrationPoint>
            <pH>2.55</pH>
            <acidToBaseRatio>0.94</acidToBaseRatio>
          </titrationPoint>
          <titrationPoint>
            <pH>2.46</pH>
            <acidToBaseRatio>0.96</acidToBaseRatio>
          </titrationPoint>
          <titrationPoint>
            <pH>2.42</pH>
            <acidToBaseRatio>0.98</acidToBaseRatio>
          </titrationPoint>
          <titrationPoint>
            <pH>2.3</pH>
            <acidToBaseRatio>1</acidToBaseRatio>
          </titrationPoint>
        </titrationTable>
      </bufferData>
      <casNumbers>
        <casNumber>68-04-2</casNumber>
        <casNumber>77-92-9</casNumber>
      </casNumbers>
      <name>tri-Sodium citrate BCC</name>
      <shortName>BCCNa3 Cit</shortName>
    </ingredient>
    <ingredient>
      <stocks>
        <stock>
          <localID>3</localID>
          <stockConcentration>3.5</stockConcentration>
          <defaultLowConcentration>0</defaultLowConcentration>
          <defaultHighConcentration>3.5</defaultHighConcentration>
          <units>M</units>
          <useAsBuffer>false</useAsBuffer>
          <vendorPartNumber>HR2-541</vendorPartNumber>
          <vendorName>Hampton Research</vendorName>
        </stock>
      </stocks>
      <types>
        <type>Precipitant</type>
      </types>
      <casNumbers>
        <casNumber>7783-20-2</casNumber>
      </casNumbers>
      <name>Ammonium sulfate BCC</name>
      <shortName>BCC(NH4)2SO4</shortName>
    </ingredient>
    <ingredient>
      <stocks>
        <stock>
          <localID>4</localID>
          <stockConcentration>1</stockConcentration>
          <defaultLowConcentration>0</defaultLowConcentration>
          <defaultHighConcentration>1</defaultHighConcentration>
          <units>M</units>
          <pH>6</pH>
          <useAsBuffer>true</useAsBuffer>
          <vendorPartNumber>HR2-943-09</vendorPartNumber>
          <vendorName>Hampton Research</vendorName>
          <comments>pH has been adjusted to 6.0 using NaOH</comments>
        </stock>
        <stock>
          <localID>4</localID>
          <stockConcentration>1</stockConcentration>
          <defaultLowConcentration>0</defaultLowConcentration>
          <defaultHighConcentration>1</defaultHighConcentration>
          <units>M</units>
          <pH>6</pH>
          <useAsBuffer>true</useAsBuffer>
          <vendorPartNumber>HR2-943-09</vendorPartNumber>
          <vendorName>Hampton Research</vendorName>
          <comments>pH has been adjusted to 6.0 using NaOH</comments>
        </stock>
      </stocks>
      <aliases>
        <alias>MES BCC</alias>
      </aliases>
      <types>
        <type>Buffer</type>
      </types>
      <bufferData>
        <pKa>6.1</pKa>
      </bufferData>
      <casNumbers>
        <casNumber>71119-23-8</casNumber>
      </casNumbers>
      <name>MES BCC</name>
      <shortName>BCCMES</shortName>
    </ingredient>
    <ingredient>
      <stocks>
        <stock>
          <localID>5</localID>
          <stockConcentration>1</stockConcentration>
          <defaultLowConcentration>0</defaultLowConcentration>
          <defaultHighConcentration>1</defaultHighConcentration>
          <units>M</units>
          <pH>7</pH>
          <useAsBuffer>true</useAsBuffer>
          <vendorPartNumber>HR2-785</vendorPartNumber>
          <vendorName>Hampton Research</vendorName>
          <comments>pH has been adjusted to 7.0 using NaOH</comments>
        </stock>
        <stock>
          <localID>5</localID>
          <stockConcentration>1</stockConcentration>
          <defaultLowConcentration>0</defaultLowConcentration>
          <defaultHighConcentration>1</defaultHighConcentration>
          <units>M</units>
          <pH>7</pH>
          <useAsBuffer>true</useAsBuffer>
          <vendorPartNumber>HR2-785</vendorPartNumber>
          <vendorName>Hampton Research</vendorName>
          <comments>pH has been adjusted to 7.0 using NaOH</comments>
        </stock>
      </stocks>
      <aliases>
        <alias>HEPES BCC</alias>
      </aliases>
      <types>
        <type>Buffer</type>
      </types>
      <bufferData>
        <pKa>7.5</pKa>
      </bufferData>
      <casNumbers>
        <casNumber>75277-39-3</casNumber>
      </casNumbers>
      <name>HEPES BCC</name>
      <shortName>BCCHEPES</shortName>
    </ingredient>
    <ingredient>
      <stocks>
        <stock>
          <localID>6</localID>
          <stockConcentration>1</stockConcentration>
          <defaultLowConcentration>0</defaultLowConcentration>
          <defaultHighConcentration>1</defaultHighConcentration>
          <units>M</units>
          <pH>8</pH>
          <useAsBuffer>true</useAsBuffer>
          <vendorPartNumber>HR2-900-11</vendorPartNumber>
          <vendorName>Hampton Research</vendorName>
          <comments>Tris base, pH has been adjusted to 8.0 using HCl</comments>
        </stock>
        <stock>
          <localID>6</localID>
          <stockConcentration>1</stockConcentration>
          <defaultLowConcentration>0</defaultLowConcentration>
          <defaultHighConcentration>1</defaultHighConcentration>
          <units>M</units>
          <pH>8</pH>
          <useAsBuffer>true</useAsBuffer>
          <vendorPartNumber>HR2-900-11</vendorPartNumber>
          <vendorName>Hampton Research</vendorName>
          <comments>Tris base, pH has been adjusted to 8.0 using HCl</comments>
        </stock>
      </stocks>
      <aliases>
        <alias>TRIS</alias>
        <alias>Tris chloride</alias>
        <alias>tris chlorides BCC</alias>
        <alias>Tris-chloride</alias>
        <alias>~Trizma base</alias>
      </aliases>
      <types>
        <type>Buffer</type>
      </types>
      <bufferData>
        <pKa>8.1</pKa>
      </bufferData>
      <casNumbers>
        <casNumber>1185-53-1</casNumber>
      </casNumbers>
      <name>tris chloride BCC</name>
      <shortName>BCCTris-HCl</shortName>
    </ingredient>
    <ingredient>
      <stocks>
        <stock>
          <localID>7</localID>
          <stockConcentration>1</stockConcentration>
          <defaultLowConcentration>0</defaultLowConcentration>
          <defaultHighConcentration>1</defaultHighConcentration>
          <units>M</units>
          <pH>9</pH>
          <useAsBuffer>true</useAsBuffer>
          <vendorPartNumber>HR2-723</vendorPartNumber>
          <vendorName>Hampton Research</vendorName>
          <comments>HR2-723 has been titrated to pH 9.0 using NaOH</comments>
        </stock>
        <stock>
          <localID>7</localID>
          <stockConcentration>1</stockConcentration>
          <defaultLowConcentration>0</defaultLowConcentration>
          <defaultHighConcentration>1</defaultHighConcentration>
          <units>M</units>
          <pH>9</pH>
          <useAsBuffer>true</useAsBuffer>
          <vendorPartNumber>HR2-723</vendorPartNumber>
          <vendorName>Hampton Research</vendorName>
          <comments>HR2-723 has been titrated to pH 9.0 using NaOH</comments>
        </stock>
      </stocks>
      <types>
        <type>Buffer</type>
      </types>
      <bufferData>
        <pKa>8.3</pKa>
      </bufferData>
      <casNumbers>
        <casNumber>150-25-4</casNumber>
      </casNumbers>
      <name>BICINE BCC</name>
      <shortName>BCCBICINE</shortName>
    </ingredient>
  </ingredients>
</screen>
