Electrochemistry Buffers

Buffer solutions suitable for use as reference and calibration standards for measuring pH values.

16 – 30 of 1,623 results

Thermo Scientific™ Orion™ All-in-One™ pH Buffer Kits

Work with ease using this color-coded pH buffer kit that includes three buffers, storage solution and a storage bottle.

Pricing & Availability
Specifications

Traceability to NIST	Yes
Packaging	Kit

Buffer Variety Pack, pH 4, 7, 10, Mettler Toledo™

Two 500mL bottle each of pH 4, 7, and 10 buffers

Pricing & Availability

LabChem, Inc. Buffer Solution pH 7.0 at 25°C, Color Coded Yellow, Certified, LabChem™

Pricing & Availability
Specifications

Linear Formula	KH₂PO₄
Color	Yellow
Traceability to NIST	Traceable to NIST
Physical Form	Liquid
Chemical Name or Material	Buffer Solution pH 7.0 at 25°C
Grade	Certified
Identification	Passes Test
Name Note	Color Coded Yellow
CAS	1310-73-2
Health Hazard 3	GHS P Statement If in contact with skin or eyes, rinse thoroughly with water for 15-20 minutes. If swallowed, get medical attention.
Decomposition Information	Phosphorus oxides; Sodium oxide
Health Hazard 2	GHS H Statement Solution is not hazardous.
Solubility Information	Soluble in water
pH	7.00 ±0.01
Recommended Storage	Room Temperature
Formula Weight	136.09
CAS Max %	0.08

LabChem, Inc. Buffer Solution pH 4.0 at 25°C, Certified, LabChem™

Pricing & Availability
Specifications

Linear Formula	KHC₈H₄O₄
Color	Colorless
Traceability to NIST	Traceable to NIST
Physical Form	Liquid
Chemical Name or Material	Buffer Solution pH 4.0 at 25°C
Grade	Certified
Identification	Passes Test
Density	1g/mL
CAS	67-56-1
Health Hazard 3	GHS P Statement If in contact with skin or eyes, rinse thoroughly with water for 15-20 minutes. If swallowed, get medical attention.
Decomposition Information	Formaldehyde; Carbon monoxide; Carbon dioxide
Health Hazard 2	GHS H Statement Solution is not hazardous.
Solubility Information	Soluble in water
pH	4.00 to 4.01
Recommended Storage	Room Temperature
Formula Weight	204.23
Specific Gravity	1g/mL
CAS Max %	0.005

Chemical Solution, Buffer Solution pH 10.0 at 25°C, Color Coded Blue, Traceable to NIST, LabChem

This Chemical Solution, Buffer Solution has a pH of 10.0 at 25°C, is Color Coded Blue, and is Traceable to NIST.

Pricing & Availability
Specifications

Traceability to NIST	Yes
Physical Form	Aqueous Solution
Solution Type	Buffer

Traceable™ ISO 17034 (formerly ISO Guide 34) Color-Coded CRM pH Buffers (Certified Reference Material), Fisherbrand™

Performs accurate, reproducible pH calibrations with color-coded bottles. Fisherbrand™ Traceable, Color-Coded buffers are Certified Reference Material pH Buffers.Compatible with all makes of pH instruments and electrodes.

Pricing & Availability
Specifications

For Use With (Equipment)	pH Instruments and Electrodes
Physical Form	Liquid
Quantity	473 mL
For Use With (Application)	Calibration
Solution Type	Buffer

Promotions Available

accumet™ Standard All-in-One pH Buffer Kit, Fisherbrand™

Pricing & Availability

Assorted pH Buffer Pouches, Fisherbrand™

Economical, accurate, convenient

Pricing & Availability

Promotions Available

Buffer Solution, pH 8.00 (Certified), Fisher Chemical™

Potassium Phosphate Monobasic/Sodium Hydroxide

Pricing & Availability
Specifications

CAS	7732-18-5
Health Hazard 3	Emergency Overview Irritating to eyes and skin. The toxicological properties have not been fully investigated. Use personal protective equipment. Ensure adequate ventilation. Wash off immediately with plenty of water for at least 15 minutes. Obtain medical attention. Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes. Obtain medical attention. Move to fresh air. If breathing is difficult, give oxygen. Get medical attention immediately if symptoms occur. Do not induce vomiting. Do not induce vomiting. Obtain medical attention. NFPA Health:2 Flammability:0 Instability:0
MDL Number	MFCD00147253
Health Hazard 2	WARNING!
Traceability to NIST	Traceable to NIST.
Physical Form	Liquid
pH	8.0
Chemical Name or Material	Buffer Solution, pH 8.00
Grade	Certified
Identification	Pass Test
ChemAlert Storage Symbol	Gray

Ricca Chemical Company Buffer, Reference Standard, pH 4.00 ± 0.01 at 25°C, Ricca Chemical

Pricing & Availability
Specifications

Name Note	pH 4.00 ± 0.01 at 25 deg C
CAS	7732-18-5
For Use With (Equipment)	pH Meter and Electrode
Physical Form	Liquid
pH	4
CAS Min %	0.99
Chemical Name or Material	Buffer, Reference Standard
Concentration	1X
For Use With (Application)	Calibration
Solution Type	pH Buffer
CAS Max %	1.03

Buffer Solution pH 13.0 at 25°C, Certified, LabChem™

Pricing & Availability
Specifications

Linear Formula	C₁₀H₁₄O
Color	Brown to Colorless
Traceability to NIST	Traceable to NIST
Physical Form	Liquid
Chemical Name or Material	Buffer Solution pH 13.0 at 25°C
Grade	Certified
Identification	Passes Test
Density	1g/mL
CAS	89-83-8
Decomposition Information	Phosphine; Phosphorus oxides; Phosgene; Thermal decomposition generates: Corrosive vapors; Carbon dioxide; Carbon monoxide
Health Hazard 2	GHS H Statement Causes severe skin burns and eye damage.
Solubility Information	Soluble in water
pH	13.00 ±0.05
Health Hazard 1	Danger
Recommended Storage	Room Temperature
Formula Weight	150.22
Specific Gravity	1g/mL
CAS Max %	0.05

Ricca Chemical Company Buffer, Reference Standard, pH 0.50 ± 0.01 at 25°C, Ricca Chemical

Pricing & Availability
Specifications

CAS	7647-01-0
For Use With (Equipment)	pH Meter and Electrode
Packaging	Natural Poly Bottle
Physical Form	Liquid
pH	0.5
Concentration	1X
For Use With (Application)	Calibration
Solution Type	Buffer

Reagents Holdings Llc Buffer pH 0.50 ± 0.01 at 25°C Reference Standard, Reagents

Buffer pH 0.50 ± 0.01 at 25°C Reference Standard, NIST Traceable, use for pH meter calibration. Manufactured in ISO 9001 facility. NIST Traceable.

Pricing & Availability

Ricca Chemical Company Buffer, Reference Standard, pH 12.00 ± 0.01 at 25°C, Ricca Chemical

Pricing & Availability
Specifications

Boiling Point	100°C
Color	Colorless
Physical Form	Liquid
CAS Min %	0.08
Chemical Name or Material	Buffer, Reference Standard
Grade	Reference Standard
Concentration	1X
For Use With (Application)	Calibration
Sterility	Non-sterile
Name Note	pH 12.00± 0.01 at 25°C
CAS	7732-18-5
For Use With (Equipment)	pH Meter and Electrode
Solubility Information	Miscible
pH	12
DOT Information	Not Regulated by DOT
Shelf Life	18 months
Solution Type	pH Buffer
CAS Max %	0.08
Melting Point	0°C

Ricca Chemical Company Buffer, Reference Standard, pH 13.00 ± 0.01 at 25°C, Ricca Chemical

Pricing & Availability
Specifications

Name Note	pH 13.00± 0.01 at 25°C
CAS	7447-40-7
For Use With (Equipment)	pH Meter and Electrode
Color	Colorless
Physical Form	Liquid
pH	13
CAS Min %	0.36
Chemical Name or Material	Buffer, Reference Standard
Concentration	1X
For Use With (Application)	Calibration
Solution Type	pH Buffer
CAS Max %	0.37

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Electrochemistry Buffers

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Buffer Variety Pack, pH 4, 7, 10, Mettler Toledo™ GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

LabChem, Inc. Buffer Solution pH 7.0 at 25°C, Color Coded Yellow, Certified, LabChem™ GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

LabChem, Inc. Buffer Solution pH 4.0 at 25°C, Certified, LabChem™ GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Buffer Solution, pH 8.00 (Certified), Fisher Chemical™ GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Ricca Chemical Company Buffer, Reference Standard, pH 0.50 ± 0.01 at 25°C, Ricca Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Ricca Chemical Company Buffer, Reference Standard, pH 12.00 ± 0.01 at 25°C, Ricca Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More