Electrochemistry Buffers

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

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1 – 15 of 393 results

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

pH/temperature conversions given on label

Pricing and Availability
Specifications

Boiling Point	100°C
Description	pH/temperature conversions given on label.
Color	Red
Traceability to NIST	Traceable to NIST.
Physical Form	Liquid
Chemical Name or Material	Buffer Solution, pH 4.00, Color-Coded Red
Grade	Certified
Identification	Pass Test
ChemAlert Storage Symbol	Gray
Density	1.0g/cm³
Absorbance	Pass Test
Concentration or Composition (by Analyte or Components)	Potassium Hydrogen Phthalate
CAS	16423-68-0
Health Hazard 3	Emergency Overview Contains a known or suspected carcinogen. 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. Get medical attention immediately if symptoms occur. 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:1 Flammability:0 Instability:0
MDL Number	MFCD00146206
Health Hazard 2	CAUTION!
Solubility Information	Soluble in water
pH	4.0
Specific Gravity	1
Melting Point	0°C

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

CAS: 7778-77-0

Pricing and Availability
Specifications

Boiling Point	100°C
Description	Potassium Phosphate Monobasic/Sodium Hydroxide. pH/temperature conversions given on label.
Color	Yellow
Traceability to NIST	Traceable to NIST.
Physical Form	Liquid
Chemical Name or Material	Buffer Solution, pH 7.00, Color-Coded Yellow
Grade	Certified
Identification	Pass Test
ChemAlert Storage Symbol	Gray
Density	1.0g/cm³
Vapor Pressure	760mmHg at 20°C
Absorbance	Pass Test
CAS	1934-21-0
Health Hazard 3	Emergency Overview May cause eye, skin, and respiratory tract irritation. Handle in accordance with good industrial hygiene and safety practice. Wash off immediately with plenty of water for at least 15 minutes. Get medical attention immediately if symptoms occur. 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. Obtain medical attention. . . NFPA Health:1 Flammability:0 Instability:0
MDL Number	MFCD00134130
Health Hazard 2	CAUTION!
Solubility Information	Soluble in water
pH	7.00
Specific Gravity	1
Melting Point	0°C

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

Pricing and Availability
Specifications

Boiling Point	100°C
Color	Blue
Traceability to NIST	Traceable to NIST.
Physical Form	Liquid
Chemical Name or Material	Buffer Solution, pH 10.00, Color-Coded Blue
Grade	Certified
Identification	Pass Test
ChemAlert Storage Symbol	Gray
Absorbance	Pass Test
CAS	1310-58-3
Health Hazard 3	Emergency Overview May cause eye, skin, and respiratory tract irritation. Use personal protective equipment. Ensure adequate ventilation. Wash off immediately with plenty of water for at least 15 minutes. Get medical attention immediately if symptoms occur. 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. Obtain medical attention. Obtain medical attention. . NFPA Health:1 Flammability:0 Instability:0
MDL Number	MFCD00146206
Health Hazard 2	CAUTION!
pH	10.0
Specific Gravity	1.013 at 25°C
Melting Point	0°C

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

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Buffer Solution, pH 10.00 (Certified), Fisher Chemical™

Potassium Carbonate/Potassium Tetraborate/Potassium Hydroxide/Disodium EDTA Dihydrate

Pricing and Availability
Specifications

CAS	12228-88-5
Health Hazard 3	Emergency Overview May cause eye, skin, and respiratory tract irritation. Handle in accordance with good industrial hygiene and safety practice. Wear personal protective equipment. Wash off immediately with plenty of water for at least 15 minutes. Get medical attention immediately if symptoms occur. 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. Obtain medical attention. Obtain medical attention. . NFPA Health:1 Flammability:0 Instability:0
MDL Number	MFCD00146206
Health Hazard 2	CAUTION!
Color	Colorless
Traceability to NIST	Traceable to NIST.
Physical Form	Liquid
pH	10
Chemical Name or Material	Buffer Solution, pH 10.00
Grade	Certified
Identification	Pass Test
ChemAlert Storage Symbol	Gray

Thermo Scientific™ Orion™ pH Buffer Bottles

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

Pricing and Availability
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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Buffer Solution, pH 4.00 (Certified), Fisher Chemical™

Pricing and Availability
Specifications

CAS	67-56-1
Health Hazard 3	Emergency Overview Contains a known or suspected carcinogen. 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. Get medical attention immediately if symptoms occur. 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:1 Flammability:0 Instability:0
MDL Number	MFCD00146206
Health Hazard 2	CAUTION!
Color	Undesignated
Traceability to NIST	Traceable to NIST.
Physical Form	Liquid
pH	4.0
Chemical Name or Material	Buffer Solution, pH 4.00
Grade	Certified
Identification	Pass Test
ChemAlert Storage Symbol	Gray
Density	1.0054g/cm³

Traceable™ pH Buffer Standards, Certified Reference Material (CRM), Fisherbrand™

IUPAC formulation

Pricing and Availability
Specifications

For Use With (Equipment)	Instruments and Electrodes
Traceability to NIST	Traceable to NIST
Physical Form	Liquid
Chemical Name or Material	pH Buffer Standards
Grade	Certified
Purity Grade Notes	Accuracy at 25°C is ±0010pH
For Use With (Application)	Calibration
ChemAlert Storage Symbol	Gray
Solution Type	Buffer

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Buffer Solution, pH 7.00 (Certified), Fisher Chemical™

Potassium Phosphate Monobasic/Sodium Hydroxide

Pricing and Availability
Specifications

Color	Colorless
Traceability to NIST	Traceable to NIST.
Physical Form	Liquid
Chemical Name or Material	Buffer Solution, pH 7.00
Grade	Certified
Identification	Pass Test
ChemAlert Storage Symbol	Gray
Density	1.003g/cm³
Vapor Pressure	14mmHg at 20°C
CAS	7732-18-5
MDL Number	MFCD00134130
pH	7.00
Synonym	Chlorine Titrimeter Reagent
Melting Point	0°C

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Buffer Concentrate, pH 10.00 (Certified), Fisher Chemical

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Buffer Concentrate, pH 7.00 (Certified), Fisher Chemical™

Pricing and Availability
Specifications

CAS	7664-38-2
Molecular Weight (g/mol)	380.17
MDL Number	MFCD00146206
Traceability to NIST	Traceable to NIST.
Packaging	Poly Bottle
Physical Form	Liquid
Chemical Name or Material	Buffer Concentrate, pH 7.00
Grade	Certified
Identification	Pass Test
InChI Key	UEUXEKPTXMALOB-UHFFFAOYSA-J
Molecular Formula	C10H12N2Na4O8
ChemAlert Storage Symbol	Gray

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 and Availability
Specifications

Traceability to NIST	Yes
Packaging	Kit

Buffer, Reference Standard, pH 10.00 ± 0.01 at 25°C (Color Coded Blue), Ricca Chemical

Pricing and Availability
Specifications

Boiling Point	100°C
Color	Blue
Physical Form	Liquid
CAS Min %	0.39
Chemical Name or Material	Buffer, Reference Standard
Concentration	1X
For Use With (Application)	Calibration
Name Note	pH 10.00 ± 0.01 at 25 deg C (Color Coded Blue)
CAS	7732-18-5
For Use With (Equipment)	pH Meter and Electrode
Solubility Information	Miscible
pH	10
DOT Information	Not Regulated by DOT
Solution Type	Colored pH Buffer
CAS Max %	0.41
Melting Point	0°C

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Buffer Solution (Acetate), pH 4.00 (Certified), Fisher Chemical

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

Pricing and 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

Electrochemistry Buffers

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