000 | 00793nam a2200217 a 4500 | ||
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003 | 0 | ||
005 | 20250312111555.0 | ||
008 | 090710s19uu xx 00 eng d | ||
050 |
_aPHS TD 429 _b.T136 2009 |
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100 | _aTakakuzaki, Kazuyuki S. | ||
245 |
_aComparison of the pH level of water filtered with coconut shell charcoal and wood charcoal / _cKazuyuki S. Takakuzaki. |
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260 |
_aLas PiƱas City, Philippines : _bSouthville International School and Colleges, _c2009. |
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300 |
_a23 pages : _billustrations ; _c28 cm. |
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504 | _aIncludes bibliographical references. | ||
650 |
_aWater _xPurification _vFiltration. |
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650 |
_aCharcoal _xUtilization. |
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650 |
_aWater _xAnalysis. |
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650 | _apH (Chemistry). | ||
650 |
_aCoconut shell _xUtilization. |
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942 |
_2lcc _cPASS |
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999 |
_c98276 _d98276 |