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  5. Buffer solution pH 4.00 (+/-0.022 @ 25oC) Colored Red Specpure NIST Traceable

Buffer solution pH 4.00 (+/-0.022 @ 25oC) Colored Red Specpure NIST Traceable

Product Code. 11490161
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Product Code. 11490161 Supplier Thermo Scientific Alfa Aesar Supplier No. 038713.AP
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Description

CAS: 1310-73-2

Buffer solutions are used as a means of keeping pH at a nearly constant value in a wide variety of chemical applications. Buffer solutions are essential to maintain the suitable condition to keep the correct pH for enzymes in many organisms to work. It is also used in fermentation processes and in setting the correct conditions for dyes used in coloring fabrics.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

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Specifications

Chemical Name or Material Buffer solution
CAS 1310-73-2, 7778-77-0, 7732-18-5
Color Red
Physical Form Liquid
Quantity 500 mL
MDL Number MFCD00146206
Vapor Pressure 23 hPa (17mm Hg) at 20°C
Solubility Information Miscible with water.
Concentration or Composition (by Analyte or Components) Sodium hydroxide: 0.7%; Potassium dihydrogen phosphate: 0.7%; water: 98.6%

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