Ready-To-Use pH Buffer Solutions

Simply & Certain: Certipur® certified pH Buffer Solutions acc. to EP and USP in Sachets and Bottles


pH buffer solutions are used to calibrate pH instruments and acid-base titrators electrodes in pharmaceutical QC and production. The European Pharmacopeia (EP) and United States Pharmacopeia (USP) describe the preparation of pH buffer solutions using solid substances. We have a faster, safer, simpler answer: New ready-to-use Certipur® certified pH buffer solutions in sachets and bottles. Just open the pack and calibrate with confidence.

Features and Benefits

  • Compliant: Produced according to EP and USP guidelines
  • Secure: Tested in our ISO 17025 accredited calibration laboratory
  • Ready for audits: Detailed certificate of analysis for every product
  • Convenient: Simply open the pack for quick, accurate pH calibration

Choose from Our Complete Range for Pharmaceutical QC Labs

Besides ready-to-use pH buffer solutions in sachets and bottles, the Certipur® range also includes certified secondary pH reference buffer substances and solutions according to the EP and USP. Whatever your pH calibration needs, you’ll be certain with Certipur®.
 

pH Buffer Solutions in Sachets
Ready-to-use Certipur® certified pH buffer solutions

 Ready-to-use Certipur® certified pH calibration buffer solutions in single-use sachets are always fresh and help prevent contamination

pH Buffer Solutions in 500 ml Bottles
Ready-to-use Certipur® certified pH buffer solutions  in 500 ml bottles acc. to EP & USP

Ready-to-use Certipur® Certified pH calibration buffer solutions in 500 ml bottles offer the same top quality, plus a 3-year shelf life (in original sealed bottle)

pH Reference Buffer Substances & Solutions
Certipur® Certified secondary pH reference buffer substances & solutions acc. to EP & USP

Certipur® certified secondary pH reference buffer substances & solutions for extremely precise calibration, qualification and monitoring of pH instruments, and for testing other buffer solutions

Ordering Information

Ready-to-use Certified Buffer Solutions acc. to EP & USP

Measured using 5-point calibration against NIST & PTB primary certified reference materials.

Item NumberProduct NamePackage
  Certipur® Certified Buffer Solutions Sachets
1990110001 Buffer solution pH 1.68 (25 °C) NEW

30 x 30 ml

1990010001 Buffer solution pH 4.01 (25 °C) 30 x 30 ml
1990170001 Buffer solution pH 6.86 (25 °C) NEW 30 x 30 ml

1990190001

Buffer solution pH 9.18 (25 °C)

30 x 30 ml

    PE bottles
1990150500 Buffer solution pH 1.68 (25 °C) NEW 500 ml
1094060500 Buffer solution pH 4.01 (25 °C) 500 ml
1990680500 Buffer solution pH 6.86 (25 °C) NEW 500 ml
1990910500 Buffer solution pH 9.18 (25 °C) NEW 500 ml
Certified Secondary Reference Buffer Solutions & Substances acc. to EP & USP

Measured using differOential potentiometry with two platinum hydrogen electrodes against NIST & PTB primary certified reference materials.

Item numberProduct namePackage
  Certipur® Certified Secondary Reference Buffer Solutions PE bottles
1072040105 Buffer solution pH 1.679 (25 °C) 5 x 100 ml
1072000105 Buffer solution pH 4.005 (25 °C) 5 x 100 ml
1072020105 Buffer solution pH 6.865 (25 °C) 5 x 100 ml
1072050105 Buffer solution pH 7.413 (25 °C) 5 x 100 ml
1072030105 Buffer solution pH 9.180 (25 °C) 5 x 100 ml
  Certipur® Certified Secondary Reference Buffer Substances Glass bottles
1019610025 Buffer substance pH 1.679  (25 °C)
Potassium tetraoxalate dihydrate
25 g
1019630025 Buffer substance pH 3,639 (25 °C)
Potassium hydrogen tartrate
25 g
1019650025 Buffer substance pH 4.005 (25 °C)
Potassium hydrogen phthalate
25 g
1019600001 Buffer substance pH 6.865/ 7.413 (25 °C)
Potassium hydrogen phosphate/disodium hydrogen phosphate
2 x 25 g
1019640025 Buffer substance pH 9.180 (25 °C)
Disodium tetraborate decahydrate
25 g
1019620001 Buffer substance pH 10.012 (25 °C) 2 x 25 g