Sodium Tetraborate Decahydrate Reagent Plus® 99.5% 5 kg

Sodium Tetraborate Decahydrate Reagentplus ≥99.5% 5 Kg

Synonym: Borax decahydrate, Sodium borate decahydrate

• CAS Number 1303-96-4
• Linear Formula Na2B4O7 · 10H2O
• Molecular Weight 381.37
• EC Number 215-540-4
• MDL number MFCD00149193
• PubChem Substance ID 329773325
• NACRES NA.21

Application

Widely used as a buffer. pH of a solution is approx. 9.3 over a wide range of concentrations.

GHS07, GHS08

Signal word Danger
Hazard statements H319-H360FD
Precautionary statements P201-P202-P280-P308 + P313-P337 + P313-P501
RIDADR NONH for all modes of transport
WGK Germany 1
RTECS VZ2275000

Documents 

Warnings

Note: These chemicals are for research & laboratory use only. Your order will not be processed if you do not work for, and ship to, a registered laboratory or research facility. Not for topical applications. An official Declaration of Use form may be required.

Most chemicals cannot be expedited.

This item has a Haz-Mat shipping fee built into the price. Fee is applicable only to the first item purchased. Additional HazMat items will be discounted automatically in the shopping cart. HazMat items always require special DOT handling and in rare cases may incur additional fees not levied prior to checkout. Request a quote for the most accurate pricing.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and reproductive harm. Prop 65 Warning

Please note: This product is not returnable.

<p>Sodium Tetraborate Decahydrate Reagentplus ≥99.5% 5 Kg</p><p><strong>Synonym:</strong> Borax decahydrate, Sodium borate decahydrate <p><ul><li>CAS Number 1303-96-4</li><li>Linear Formula  Na2B4O7 · 10H2O</li><li>Molecular Weight  381.37</li><li>EC Number 215-540-4</li><li>MDL number MFCD00149193</li><li>PubChem Substance ID 329773325</li><li>NACRES  NA.21</li></ul><table><tbody><tr><td>Quality Level</td><td>200</td></tr><tr><td>grade</td><td>ReagentPlus®</td></tr><tr><td>assay</td><td>≥99.5%</td></tr><tr><td>density</td><td>1.73 g/mL at 25 °C (lit.)</td></tr><tr><td>SMILES string</td><td>O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]B1Ob2ob([O-])ob(O1)o2</td></tr><tr><td>InChI</td><td>1S/B4O7.2Na.10H2O/c5-1-7-3-9-2(6)10-4(8-1)11-3;;;;;;;;;;;;/h;;;10*1H2/q-2;2*+1;;;;;;;;;;</td></tr><tr><td>InChI key</td><td>CDMADVZSLOHIFP-UHFFFAOYSA-N</td></tr></tbody></table><p> Application</p> <p> Widely used as a buffer. pH of a solution is approx. 9.3 over a wide range of concentrations. </p><p><img src="https://www.sigmaaldrich.com/content/dam/sigma-aldrich/head/search/ghs07-exclamation-mark.jpg"/><img src="https://www.sigmaaldrich.com/content/dam/sigma-aldrich/head/search/ghs08-health-hazard.jpg"/>GHS07, GHS08</p><p>Signal word&nbsp;Danger<br />Hazard statements&nbsp;H319-H360FD<br />Precautionary statements&nbsp;P201-P202-P280-P308 + P313-P337 + P313-P501<br />RIDADR&nbsp;NONH for all modes of transport<br />WGK Germany&nbsp;1<br />RTECS&nbsp;VZ2275000<br /></p><p><strong style="font-size: 1em;">Documents</strong><span style="font-size: 1em;">&nbsp;</span></p><div class="safetyRow"><div id="Signal word" class="safetyLeft"><div class="safetyRow"><div class="safetyLeft"><p><a href="https://www.sigmaaldrich.com/MSDS/MSDS/PleaseWaitMSDSPage.do?language=&country=IN&brand=SIGALD&productNumber=B9876&PageToGoToURL=https://www.sigmaaldrich.com/catalog/product/sigald/b9876?lang=en&region=IN" target="_blank">Safety Data Sheet</a></p></div></div></div></div><p><span style="font-family: arial, helvetica, sans-serif; font-size: 1em; font-weight: bold;">Warnings</span></p><p style="font-weight: bold;"><span style="font-family: arial, helvetica, sans-serif;">Note: These chemicals are for research &amp; laboratory use only. <strong>Your order will not be processed if you do not work for, and ship to, a registered laboratory or research facility.</strong> Not for topical applications. An official Declaration of Use form may be required. </span><br /> <br /><span style="font-family: arial, helvetica, sans-serif;">Most chemicals cannot be expedited.</span></p><p style="color: red;"><span style="font-family: arial, helvetica, sans-serif;">This item has a Haz-Mat shipping fee built into the price. Fee is applicable only to the first item purchased. Additional HazMat items will be discounted automatically in the shopping cart. HazMat items always require special DOT handling and in rare cases may incur additional fees not levied prior to checkout. Request a quote for the most accurate pricing.</span></p><p><span style="font-family: arial, helvetica, sans-serif;">WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and reproductive harm. <a href="https://www.p65warnings.ca.gov/" target="_blank">Prop 65 Warning</a></span></p><p><span style="color: #cc0000; font-family: arial, helvetica, sans-serif;">Please note: This product is not returnable.</span></p>