pH Calibration Buffers

Supplier: Hach

Buffers traceable to IUPAC/NIST pH scale.

Supplier: Hach

pH buffer standard solution with certificate of analysis, 4×250 ml, pH value: 4,01, Plastic bottle

Supplier: PanReac AppliChem

These buffer solutions are useful for the calibration of high precision laboratory pH meters.

Supplier: PanReac AppliChem

pH Buffer solution, pH value: 7,00, Reference temperature: 20 °C

Supplier: Hach

For calibration of pH meters.

Supplier: Honeywell Chemicals

Buffers with fungicide (except pH 10,012)

Supplier: Hach

For determination of chlorine by amperometric titration. APHA formulation 100 ml bottle.

Supplier: Thermo Fisher Scientific

pH Buffer solution, colour coded, Phosphate, pH value: 7,00, ±0,01, Reference temperature: 25 °C, Specpure®, Green, Bottle

Supplier: Honeywell Chemicals

pH Buffer solution, Phosphate, pH value: 7,00, ±0.02, Reference temperature: 20 °C, Fluka™, 1×1 L

Supplier: Honeywell Chemicals

pH Buffer solution, Glycine, pH value: 13,00, ±0.02, Reference temperature: 20 °C, Fluka™, Plastic bottle, 1×1 L

Supplier: Honeywell Chemicals

pH Buffer, concentrate, pH value: 4,00, ±0.02, Ampoule

Supplier: Honeywell Chemicals

These buffer solutions are colour-coded for easy identification and the pH 4 and 7 version have fungicide additive.

Supplier: Thermo Fisher Scientific

pH Buffer solution, pH value: 11,00, ±0.01, Reference temperature: 25 °C

Supplier: Honeywell Chemicals

Borate, pH value: 9.00, 8.992 - 9.008, Reference temperature: 20 °C, Yellow

Supplier: Honeywell Chemicals

This pH buffer solution is a combination of sodium acetate/acetic acid in 1:1 ratio for complexometry.

Supplier: Greisinger

Cost-effective alternative: Buffer capsules and working sets. With buffer capsules, you can produce a 100 ml buffer solution in the most cost-effective manner. A particular advantage of the capsules is that their storage life is several years longer than that of ready-to-use solutions.