Electrochemistry Buffers

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

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Thermo Scientific™ Orion™ pH Buffer Bottles

Perform accurate, reproducible pH calibrations with these color-coded buffer bottles.

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Specifications

For Use With (Equipment)	pH Meter and Electrode
Traceability to NIST	Yes
Physical Form	Liquid
Chemical Name or Material	pH Buffer, bottles

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Thermo Scientific™ Orion™ pH Buffer Individual Use Pouches

Ensure fresh, ready-to-use standards for pH calibration with these pH Buffer individual use pouches.

Pricing and Availability
Specifications

Boiling Point	100°C
For Use With (Equipment)	pH Meter and Electrode, single-use
Solubility Information	Soluble
Traceability to NIST	Yes
Packaging	Pouch
Physical Form	Liquid
Chemical Name or Material	pH Buffer, individual use pouches
For Use With (Application)	pH calibration
Solution Type	Buffer

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Technical pH Buffer Solutions, METTLER TOLEDO™

Provides a reliable all-around pH buffer. Mettler Toledo™ Technical pH Buffer Solution are specified to two decimal places and are traceable to NIST standards. Color-coded solution comes in a handy 250mL plastic bottle with no-fuss labels.

Pricing and Availability
Specifications

For Use With (Equipment)	pH Electrode
Traceability to NIST	Yes
Quantity	250 mL
Grade	Technical
For Use With (Application)	pH measurement, electrode calibration

Buffer Solution pH4.00 (Phthalate), NIST Standard Solution ready to use for pH measurement, Fisher Chemical™

MDL Number: 217672

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Specifications

MDL Number	217672

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Technical pH Buffer Solution, pH 9.21, Mettler Toledo™

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pH Buffers, Twin Neck, Fisherbrand™

Perform accurate pH calibrations with color-coded, twin neck Fisherbrand™ pH Buffer Bottles.

Pricing and Availability
Specifications

For Use With (Application)	pH calibration

Buffer Solution pH10.00 (Borate), NIST Standard Solution ready to use for pH measurement, Fisher Chemical™

MDL Number: 217672

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Specifications

MDL Number	217672

Color Coded pH Buffer Solution Tested at 25°C, Reagecon™

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Eutech pH Buffer Sachets

Get a wide range of Eutech™ pH buffers and solutions for use with pH meters and electrodes

Pricing and Availability
Specifications

Certifications/Compliance	NIST Traceable

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Eutech™ pH Buffers and Solutions, Color-Coded

Eutech™ offers a wide range of pH buffers and solutions for use with pH meters and electrodes

Pricing and Availability
Specifications

For Use With (Equipment)	pH Meter and Electrode

Thermo Scientific Chemicals Sodium borate, 0.5M buffer soln., pH 8.5

CAS: 1330-43-4 Molecular Formula: B4Na2O7 Molecular Weight (g/mol): 201.21 MDL Number: MFCD00081185 InChI Key: NXSVMNYRVBQCMO-UHFFFAOYSA-N IUPAC Name: disodium bicyclo[3.3.1]tetraboroxane-3,7-bis(ylium)-1,5-diuide-1,5-bis(olate) SMILES: [Na+].[Na+].[O-][B-]12O[B+]O[B-]([O-])(O[B+]O1)O2

Pricing and Availability
Specifications

CAS	1330-43-4
Molecular Weight (g/mol)	201.21
MDL Number	MFCD00081185
SMILES	[Na+].[Na+].[O-][B-]12O[B+]O[B-]([O-])(O[B+]O1)O2
IUPAC Name	disodium bicyclo[3.3.1]tetraboroxane-3,7-bis(ylium)-1,5-diuide-1,5-bis(olate)
InChI Key	NXSVMNYRVBQCMO-UHFFFAOYSA-N
Molecular Formula	B4Na2O7

Thermo Scientific Chemicals Sodium phosphate, 0.2M buffer soln., pH 7.4

Pricing and Availability
Specifications

MDL Number	MFCD00146206
Solubility Information	Miscible with water. Immiscible with alcohol.
Physical Form	Liquid
pH	7.4
Chemical Name or Material	Sodium phosphate buffer soln.
TSCA	Yes
Recommended Storage	Ambient temperatures
Concentration	0.2 M

Thermo Scientific Chemicals Sodium citrate, 0.5M buffer soln., pH 6.5

Pricing and Availability
Specifications

MDL Number	MFCD00012462
Color	Colorless
Solubility Information	Soluble in water.
Physical Form	Liquid
pH	6.5
Chemical Name or Material	Sodium citrate buffer soln.
TSCA	Yes
Recommended Storage	Keep cold
Concentration	0.5 M
Odor	Odorless

Thermo Scientific Chemicals Borate, 0.5M buffer soln., pH 8.5

Pricing and Availability
Specifications

CAS	1330-43-4
Molecular Weight (g/mol)	201.21
MDL Number	MFCD00081185
SMILES	[Na+].[Na+].[O-][B-]12O[B+]O[B-]([O-])(O[B+]O1)O2
IUPAC Name	disodium bicyclo[3.3.1]tetraboroxane-3,7-bis(ylium)-1,5-diuide-1,5-bis(olate)
InChI Key	NXSVMNYRVBQCMO-UHFFFAOYSA-N
Molecular Formula	B4Na2O7

Buffer Colour Coded Solution pH10.00 (Borate) Blue, NIST Standard Solution ready to use for pH measurement, Fisher Chemical™

CAS: 10043-35-3 Molecular Formula: BH3O3 Molecular Weight (g/mol): 61.83 InChI Key: KGBXLFKZBHKPEV-UHFFFAOYSA-N IUPAC Name: boric acid SMILES: OB(O)O

Pricing and Availability
Specifications

CAS	10043-35-3
Molecular Weight (g/mol)	61.83
SMILES	OB(O)O
IUPAC Name	boric acid
InChI Key	KGBXLFKZBHKPEV-UHFFFAOYSA-N
Molecular Formula	BH3O3

Electrochemistry Buffers

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Technical pH Buffer Solutions, METTLER TOLEDO™ Greener Choice ProductThis product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More About the Greener Choice Program

Technical pH Buffer Solution, pH 9.21, Mettler Toledo™ Greener Choice ProductThis product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More About the Greener Choice Program

Color Coded pH Buffer Solution Tested at 25°C, Reagecon™ SureTRACESupports traceability with guaranteed access to certificates and proactive change notifications.Learn More

Technical pH Buffer Solutions, METTLER TOLEDO™

Technical pH Buffer Solution, pH 9.21, Mettler Toledo™

Color Coded pH Buffer Solution Tested at 25°C, Reagecon™