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	<title>حمض البور - تاريخ المراجعة</title>
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	<updated>2026-04-25T11:57:04Z</updated>
	<subtitle>تاريخ التعديل لهذه الصفحة في الويكي</subtitle>
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	<entry>
		<id>https://www.arabsciencepedia.org/w/index.php?title=%D8%AD%D9%85%D8%B6_%D8%A7%D9%84%D8%A8%D9%88%D8%B1&amp;diff=35138&amp;oldid=prev</id>
		<title>أسيل سيوف: أنشأ الصفحة ب&#039;{{Chembox | Watchedfields = changed | verifiedrevid = 476995365 | ImageFileL1_Ref = {{chemboximage|correct|??}} | ImageFileL1 = Boric-acid-2D.png | ImageSizeL1 = 100px |...&#039;</title>
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		<updated>2013-12-05T13:58:41Z</updated>

		<summary type="html">&lt;p&gt;أنشأ الصفحة ب&amp;#039;{{Chembox | Watchedfields = changed | verifiedrevid = 476995365 | ImageFileL1_Ref = {{chemboximage|correct|??}} | ImageFileL1 = Boric-acid-2D.png | ImageSizeL1 = 100px |...&amp;#039;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;صفحة جديدة&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{Chembox&lt;br /&gt;
| Watchedfields = changed&lt;br /&gt;
| verifiedrevid = 476995365&lt;br /&gt;
| ImageFileL1_Ref = {{chemboximage|correct|??}}&lt;br /&gt;
| ImageFileL1 = Boric-acid-2D.png&lt;br /&gt;
| ImageSizeL1 = 100px&lt;br /&gt;
| ImageNameL1 = Structural formula&lt;br /&gt;
| ImageFileR1 = Boric-acid-3D-vdW.png&lt;br /&gt;
| ImageSizeR1 = 120px&lt;br /&gt;
| ImageNameR1 = Space-filling model&lt;br /&gt;
| ImageFile2 = Boric acid.jpg&lt;br /&gt;
| ImageSize2 = 150px&lt;br /&gt;
| ImageName2 = Boric acid crystals&lt;br /&gt;
| IUPACName = Boric acid&amp;lt;br /&amp;gt;Trihydrooxidoboron&amp;lt;!-- This second IUPAC name has not been validated --&amp;gt;&lt;br /&gt;
| OtherNames = Orthoboric acid,&amp;lt;br/&amp;gt;Boracic acid,&amp;lt;br/&amp;gt;Sassolite,&amp;lt;br/&amp;gt;Optibor,&amp;lt;br/&amp;gt;Borofax,&amp;lt;br/&amp;gt;Trihydroxyborane&lt;br /&gt;
| Section1 = {{Chembox Identifiers&lt;br /&gt;
|   ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}&lt;br /&gt;
| ChemSpiderID = 7346&lt;br /&gt;
| PubChem = 7628&lt;br /&gt;
| SMILES1 = B(O)(O)O&lt;br /&gt;
| ChEMBL_Ref = {{ebicite|correct|EBI}}&lt;br /&gt;
| ChEMBL = 42403&lt;br /&gt;
| StdInChI_Ref = {{stdinchicite|correct|chemspider}}&lt;br /&gt;
| StdInChI = 1S/BH3O3/c2-1(3)4/h2-4H&lt;br /&gt;
| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}&lt;br /&gt;
| StdInChIKey = KGBXLFKZBHKPEV-UHFFFAOYSA-N&lt;br /&gt;
| CASNo =  10043-35-3&lt;br /&gt;
| CASNo_Ref = {{cascite|correct|CAS}}&lt;br /&gt;
| ChEBI_Ref = {{ebicite|correct|EBI}}&lt;br /&gt;
| ChEBI = 33118&lt;br /&gt;
| SMILES = OB(O)O&lt;br /&gt;
| UNII_Ref = {{fdacite|correct|FDA}}&lt;br /&gt;
| UNII = R57ZHV85D4&lt;br /&gt;
| KEGG_Ref = {{keggcite|correct|kegg}}&lt;br /&gt;
| KEGG = D01089&lt;br /&gt;
| InChI=1/BH3O3/c2-1(3)4/h2-4H&lt;br /&gt;
| InChIKey = KGBXLFKZBHKPEV-UHFFFAOYAI&lt;br /&gt;
| EINECS = 233-139-2&lt;br /&gt;
| ATCCode_prefix = S02&lt;br /&gt;
| ATCCode_suffix = AA03&lt;br /&gt;
| ATC_Supplemental = {{ATC|D08|AD}}&lt;br /&gt;
  }}&lt;br /&gt;
|   Section2 = {{Chembox Properties&lt;br /&gt;
|   H = 3 | B = 1 | O = 3&lt;br /&gt;
|   Appearance = White crystalline solid&lt;br /&gt;
|   Density = 1.435 g/cm&amp;lt;sup&amp;gt;3&amp;lt;/sup&amp;gt;&lt;br /&gt;
|   Solubility = 2.52 g/100 mL (0&amp;amp;nbsp;°C) &amp;lt;br&amp;gt; 4.72 g/100 mL (20&amp;amp;nbsp;°C) &amp;lt;br&amp;gt; 5.7 g/100 mL (25&amp;amp;nbsp;°C) &amp;lt;br&amp;gt; 19.10 g/100 mL (80&amp;amp;nbsp;°C) &amp;lt;br&amp;gt; 27.53 g/100 mL (100&amp;amp;nbsp;°C)&lt;br /&gt;
|   SolubleOther = Soluble in lower [[alcohol]]s &amp;lt;br&amp;gt; moderately soluble in [[pyridine]] &amp;lt;br&amp;gt; very slightly soluble in [[acetone]]&lt;br /&gt;
|   Solvent = other solvents&lt;br /&gt;
|   MeltingPtC = 170.9&lt;br /&gt;
|   BoilingPtC = 300&lt;br /&gt;
|   pKa = 9.24 (&amp;#039;&amp;#039;see text&amp;#039;&amp;#039;)&lt;br /&gt;
  }}&lt;br /&gt;
| Section3 = {{Chembox Structure&lt;br /&gt;
|   MolShape = Trigonal planar&lt;br /&gt;
|   Dipole = Zero&lt;br /&gt;
  }}&lt;br /&gt;
| Section7 = {{Chembox Hazards&lt;br /&gt;
|   EUClass = Harmful (&amp;#039;&amp;#039;&amp;#039;Xn&amp;#039;&amp;#039;&amp;#039;)&amp;lt;br/&amp;gt;Repr. Cat. 2&lt;br /&gt;
|   RPhrases = {{R60}} {{R61}}&lt;br /&gt;
|   SPhrases = {{S53}} {{S45}}&lt;br /&gt;
|   NFPA-H = 2&lt;br /&gt;
|   NFPA-F = 0&lt;br /&gt;
|   NFPA-R = 0&lt;br /&gt;
|   FlashPt = Non-flammable.&lt;br /&gt;
|   LD50 = 2660 mg/kg, oral (rat)&lt;br /&gt;
  }}&lt;br /&gt;
| Section8 = {{Chembox Related&lt;br /&gt;
|   OtherCpds = [[Boron trioxide]]&amp;lt;br/&amp;gt;[[Borax]]}}&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
&amp;#039;&amp;#039;&amp;#039;حمض البور Boric acid&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
==الوصف ==&lt;br /&gt;
صفائح لماعة عديمة اللون زيتية الملمس , أو بلورات بيضاء , أو مسحوق بلوري أبيض. قابل للانحلال في ال[[ماء]] وال[[كحول]] , سهل الانحلال في الماء المغلي وال[[غليسرين]]. تتراوح درجة حموضة محلوله المائي ذي التركيز 3,3 % بين 3,8 و 4,8 . &lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==الاستعمال ==&lt;br /&gt;
[[عامل حافظ]] مضاد للجراثيم , [[عامل موقي]].&lt;br /&gt;
&lt;br /&gt;
يملك حمض البور خصائص ضعيفة موقفة لنمو الجراثيم والفطور , وقد حل محله عموماً مطهرات أكثر فعالية وأقل سمية. استخدم كمبيد حشري أي أنه لا يؤخذ داخلاً . يستخدم عادة مع ال[[بوراكس]] ك[[وقاء]] ومضاد للجراثيم في [[قطرة عينية|القطورات العينية]]. &lt;br /&gt;
&lt;br /&gt;
==مصادر==&lt;br /&gt;
&lt;br /&gt;
[[دساتير الأدوية]]&lt;br /&gt;
&lt;br /&gt;
{{بذرة}}&lt;br /&gt;
&lt;br /&gt;
[[تصنيف:حموض]]&lt;br /&gt;
[[تصنيف:كيمياء]]&lt;br /&gt;
[[تصنيف:مواد حافظة]]&lt;/div&gt;</summary>
		<author><name>أسيل سيوف</name></author>
	</entry>
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