Buffers and Standards | Thermo Fisher Scientific

Search All

Electrochemistry Buffers (77)
Electrochemistry Standards (51)
General Chemistry Solutions (40)
Life Science Buffers (34)
Matrix Blanks and Standardization Solutions (14)
Chromatography Standards (8)
Viscosity Standards (6)
Show all

Special Offer (3)

Liquid (6)
Solid (1)
Solution (1)
Tablet (1)

Accurate calibrations and NIST traceability (1)
Accurate calibrations and NIST traceability, laboratory and bench analysis (1)
Accurate calibrations and NIST traceability, laboratory and bench analysis (1)
Accurate calibrations and NIST traceability, portable and field analysis (1)
Accurate pH calibrations and NIST traceability, laboratory and bench analysis (14)
Accurate pH calibrations and NIST traceability, portable and field analysis (4)
Accurate, reproducible pH calibrations (1)
Show all

Instruments and Electrodes (6)
pH Electrode (1)
pH Instruments and Electrodes (3)
pH Meter (3)
pH Meter and Electrode (45)
pH Meter and Electrode, single-use (6)

Economical and Convenient for Laboratory Use (2)
Field (1)
Laboratory Use (3)
Steroids and Hormones (1)

DPBS (2)
Hanks' Balanced Salt Solution (HBSS) (1)
Phosphate Buffered Saline (PBS) (2)

HNO3 (1)
Water (12)

Calibration (1)
Calibration and Verification (4)
Calibration of Conductivity Instrument (25)
Ion Chromatography (1)

Potassium, Reference Standard Solution (1000ppm ±1%/Certified), Fisher Chemical

pH 12.00 Buffer Solution at 25°C, Reagecon

Tested, certified, NIST traceable, and shelf-stable buffer solution.

DPD Indicator Solution, for Residual Chlorine Analysis, Ricca Chemical

For Analysis of Residual Chlorine Analysis

Copper Tetrammine, Ammoniacal Solution, Ricca Chemical

EP Reagent 1022600

Buffer Solution, pH 2.00 (Certified), Fisher Chemical

Buffer Solution, pH 10.00, Color-Coded Blue (Certified), Fisher Chemical

Buffer Solution, pH 8.00 (Certified), Fisher Chemical

Potassium Phosphate Monobasic/Sodium Hydroxide

Buffer Solution, pH 7.00, Color-Coded Yellow (Certified), Fisher Chemical

Buffer Solution, pH 6.00 (Certified), Fisher Chemical

Buffer Solution, pH 4.00, Color-Coded Red (Certified), Fisher Chemical

pH/temperature conversions given on label

Orion™ ISE Calibration Standard, Carbon Dioxide, 1000ppm, 475mL

Take accurate, reproducible ion concentration measurements by calibrating your Ion Selective Electrode with high-quality Thermo Scientific™ Orion™ ISE Calibration Standards. Use these standards with electrodes including ammonia, chloride, fluoride, nitrate, potassium, silver, sodium and sulfide.

Eutech™ pH Buffer Tablets

Eutech™ pH buffer tablets provide a quick, convenient way to prepare pH buffers from tablets for pH calibrations. Each box contains 100 pH buffer tablets.

Nitrate Standard Solution Concentrate, 2ppm, Reagecon™

Technical Buffer Solution pH 4.01, Mettler Toledo™

Calibrate pH sensors with reliable, all-around pH buffers. Mettler Toledo Technical pH Buffer Solution is available in handy bottles with no-fuss labels. Six-packs provide larger quantities for convenient, economical supplies.

DuraCal™ 10.01 Value pH Buffer, Hamilton™

Economical choice since only about 20mL of buffer is used per calibration. Hamilton™ DuraCal™ 10.01 Value pH Buffers have actual values determined by a DKD laboratory, accredited for pH measurement.