Buffer, pH 4.01, color coded red

Buffers and Reagents

• Agilent offers  buffers, those are available as color-coded formulations for easy identification by laboratory personnel and the labels contain expiration dates and lot numbers.
•  Carefully manufactured to provide chemists with a means of keeping pH at a nearly constant value in a wide variety of chemical applications.
• Traceable to NIST SRM, wherever possible