"Reference Standard Buffers"

Supplier: VWR Chemicals

Solutions prepared from AnalaR® NORMAPUR® grade analytical reagents.

Supplier: PanReac AppliChem

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

Supplier: Avantor

Specially developed for dissolution testing of pharmaceutical dosage forms and drug discovery, easy to use DILUT-IT™ concentrates can reduce overall cost of ownership in the laboratory. Just add purified water and you are ready for testing.

Supplier: REAGECON

The potentials quoted are of platinum electrode with reference to Ag/AgCl (3 M KCl).

Supplier: Hach

Buffers traceable to IUPAC/NIST pH scale.

Supplier: REAGECON

Colour coded pH buffer solutions for the calibration of pH meters.

Supplier: SI Analytics

Buffer solutions intended for extremely precise calibration.

Supplier: PanReac AppliChem

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

Supplier: PanReac AppliChem

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

Supplier: PanReac AppliChem

Buffer solutions contain citric acid 1 H₂O (11,768 g); sodium hydroxide 50% (6 ml); hydrochlorid acid 35% (3,96 ml); preservative 1% (5 ml) and water (1 l).

Supplier: VWR Chemicals

peqGOLD pre-stained protein marker IV is a mixture of 10 recombinant, highly purified coloured proteins supplied 'ready to use' in loading buffer. The protein concentrations are optimised to yield well-defined bands directly visible in SDS-polyacrylamide gels.

Supplier: VWR Chemicals

Solution prepared from AnalaR® NORMAPUR® grade analytical reagents.

Supplier: Thermo Fisher Scientific

Potassium hydrogen phthalate 99.95-100.05% ACS primary standard

Supplier: Thermo Orion

This general purpose combination electrode with toughened bulb and top-performance glass body can be used for precise pH determinations. Compared to conventional electrodes, the proven ROSS reference system exhibits superior stability in measurements, faster response, greater accuracy and precision when measuring samples that vary in temperature or when calibrating in temperatures that differ from the samples.

Supplier: Thermo Orion

This general purpose, semi-micro tipped combination electrode with top-performance glass body can be used for precise pH determinations in micro volume samples. Compared to conventional electrodes, the proven ROSS reference system exhibits superior stability in measurements, faster response, greater accuracy and precision when measuring samples that vary in temperature or when calibrating in temperatures that differ from the samples.

Supplier: MP Biomedicals

By Immunoelectrophoresis, single arc was observed against antisera to whole human serum, human IgE and human kappa light chain.