Electrochemistry Buffers

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

1 – 30 of 53 results

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

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

For Use With (Equipment)	pH Instruments and Electrodes
Traceability to NIST	Certified and Traceable™
Quantity	100 mL, 6/Pk.
Solution Type	Buffer

Boiling Point	100°C
Color	Undesignated
Traceability to NIST	Traceable to NIST.
Physical Form	Liquid
Chemical Name or Material	Buffer Solution, pH 3.00
Grade	Certified
Identification	Pass Test
ChemAlert Storage Symbol	Gray
Density	0.7g/cm³
CAS	7732-18-5
Health Hazard 3	Emergency Overview May cause eye, skin, and respiratory tract irritation. 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!
pH	3.00
Melting Point	0°C

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

CAS	7732-18-5
MDL Number	MFCD00137248
Chemical Name or Material	Buffer Solution, pH 4.64
Grade	Certified

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

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

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

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

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

For Use With (Equipment)	pH Meter and Electrode
Traceability to NIST	Yes
Chemical Name or Material	pH Buffer, bottles
For Use With (Application)	Accurate, reproducible pH calibrations

Chemical Name or Material	Buffer pH 4.0
Synonym	Mixture (Potassium hydrogen phthalate)

Name Note	pH 4.00 ± 0.01 at 25 deg C (Color Coded Red)
CAS	7732-18-5
CAS Min %	0.99
Chemical Name or Material	Buffer, Reference Standard
CAS Max %	1.03

Name Note	pH 7.00 ± 0.01 at 25 deg C
CAS	7732-18-5
CAS Min %	0.48
Chemical Name or Material	Buffer, Reference Standard
CAS Max %	0.5

CAS	7732-18-5
Color	Green
Physical Form	Liquid
Shelf Life	24 months
CAS Max %	0.5

Custom DNA Oligos, RNAi & Assays

Custom DNA Oligos, RNAi & Assays

Oligos and RNAi Tools

Oligos and RNAi Tools

RNAi, Oligos, & Assay Tools

Oligos Tools

Oligos Tools

Assay Tools

Assay Tools

Chemical Structure Tools

Chemical Structure Tools

Electrochemistry Buffers

Electrochemistry Buffers

Filtered Search Results

Selected Filters

Narrow Results

Narrow Results

Acetate Buffer Solution, pH 3.5, for USP Heavy Metals Testing, Ricca Chemical Supplier Diversity PartnerSmall and/or diverse supplier based on Federal laws and SBA requirements.Learn More

Buffer, Reference Standard, pH 4.00 ± 0.01 at 25°C (Color Coded Red), Ricca Chemical Supplier Diversity PartnerSmall and/or diverse supplier based on Federal laws and SBA requirements.Learn More

Buffer, Reference Standard, pH 5.00 ± 0.01 at 25°C, Ricca Chemical Supplier Diversity PartnerSmall and/or diverse supplier based on Federal laws and SBA requirements.Learn More

Buffer, Reference Standard, pH 3.00 ± 0.01 at 25°C, Ricca Chemical Supplier Diversity PartnerSmall and/or diverse supplier based on Federal laws and SBA requirements.Learn More

Buffer, Reference Standard, pH 1.68 ± 0.01 at 25°C, Ricca Chemical Supplier Diversity PartnerSmall and/or diverse supplier based on Federal laws and SBA requirements.Learn More

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

Buffer, Reference Standard, pH 7.00 ± 0.01 at 25°C, Ricca Chemical Supplier Diversity PartnerSmall and/or diverse supplier based on Federal laws and SBA requirements.Learn More

Buffer, Reference Standard, pH 7.00 ± 0.01 at 25°C (Color Coded Green), Ricca Chemical Supplier Diversity PartnerSmall and/or diverse supplier based on Federal laws and SBA requirements.Learn More

Acetate Buffer Solution, pH 3.5, for USP Heavy Metals Testing, Ricca Chemical

Buffer, Reference Standard, pH 4.00 ± 0.01 at 25°C (Color Coded Red), Ricca Chemical

Buffer, Reference Standard, pH 5.00 ± 0.01 at 25°C, Ricca Chemical

Buffer, Reference Standard, pH 3.00 ± 0.01 at 25°C, Ricca Chemical

Buffer, Reference Standard, pH 1.68 ± 0.01 at 25°C, Ricca Chemical

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

Buffer, Reference Standard, pH 7.00 ± 0.01 at 25°C, Ricca Chemical

Buffer, Reference Standard, pH 7.00 ± 0.01 at 25°C (Color Coded Green), Ricca Chemical