Buffers and Standards

16 – 30 of 39,551 results

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

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

Pricing & Availability

Boiling Point	100°C
Solubility	Completely miscible
Color	Colorless
Physical Form	Liquid
Chemical Name or Material	Conductivity/TDS Standard
Type	Conductivity Standard
Name Note	500μS/cm (500μmho/cm) at 25°C
Concentration or Composition (by Analyte or Components)	240ppm as NaCl
CAS	7732-18-5
pH	6.7 to 7.3
Packaging	Natural Poly Bottle
Odor	Odorless
Solution Type	Conductivity Standard
Melting Point	0°C

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

Pricing & 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

Conductivity Solution, Oakton™

Use this conductivity solution for accurate test results in the field or lab. Oakton™ Conductivity Solutions have KCl, NaCl and 442 conversions printed on the bottle for ease of use.

Pricing & Availability
Specifications

Boiling Point	100°C (212°F)
Type	Conductivity Standard
For Use With (Equipment)	Conductivity Meter
Solubility	Soluble
Color	Clear
pH	4.7 to 7.8
Packaging	Bottle
Quantity	500 mL
Chemical Name or Material	Cole-Parmer Conductivity Standards
Technique	Calibration of Conductivity Instrument
Solution Type	Conductivity Standard

pH Calibration Buffer Bottles, Oakton™

Pricing & Availability

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

Conductivity/TDS Standard, 5000 μmho/cm, Reagents

Conductivity/TDS Standard, 5000 μmho/cm, NIST Traceable, use for Conductivity meter calibration. Manufactured in ISO 9001 facility. Accredited to ISO 17025, NIST Traceable.

Pricing & Availability
Specifications

Boiling Point	100°C
CAS	7447-40-7
For Use With (Equipment)	Conductivity Meter
Solubility	Completely miscible
Color	Colorless
pH	5.4 to 8.6
Physical Form	Liquid
Chemical Name or Material	Conductivity/TDS Standard, 5000 μmho/cm
Technique	Calibration of Conductivity Instrument
Molecular Formula	KCl/H2O
Specific Gravity	1.0019

Hydrogen Peroxide (30% in Water), Fisher BioReagents

CAS: 7722-84-1,7732-18-5 Molecular Formula: H2O2 Molecular Weight (g/mol): 34.014 InChI Key: MHAJPDPJQMAIIY-UHFFFAOYSA-N Synonym: oxydol,perhydrol,superoxol,interox,hydrogen dioxide,inhibine,peroxaan,albone,hioxyl,kastone PubChem CID: 784 ChEBI: CHEBI:16240 IUPAC Name: hydrogen peroxide SMILES: OO

Pricing & Availability
Specifications

PubChem CID	784
CAS	7722-84-1,7732-18-5
Molecular Weight (g/mol)	34.014
ChEBI	CHEBI:16240
SMILES	OO
Synonym	oxydol,perhydrol,superoxol,interox,hydrogen dioxide,inhibine,peroxaan,albone,hioxyl,kastone
IUPAC Name	hydrogen peroxide
InChI Key	MHAJPDPJQMAIIY-UHFFFAOYSA-N
Molecular Formula	H2O2

Corning™ Cell Culture Buffers: Dulbecco's Phosphate-Buffered Salt Solution 1X

With low endotoxin content.

Pricing & Availability
Specifications

Chemical Name or Material	DPBS
Concentration	1 X

TBS, Tris Buffered Saline, 10X Solution, pH 7.4, Molecular Biology, Fisher BioReagents™

Pricing & Availability
Specifications

Boiling Point	100°C
Color	Colorless
Physical Form	Liquid
Chemical Name or Material	Tris Buffered Saline
Grade	Molecular Biology
DNase	DNase free
ChemAlert Storage Symbol	Gray
Name Note	10X Solution
Concentration or Composition (by Analyte or Components)	10X solution contains 1.37M Sodium Chloride, 0.027M Potassium Chloride, and 0.25M Tris/Tris-HCl.
CAS	7732-18-5
Protease	Protease free
pH	7.5
Synonym	TBS
Purity Grade Notes	DNase-, RNase- and Protease-Free
Recommended Storage	RT

Buffer-Pac Color-Coded Solutions (Certified), Fisher Chemical

CAS: 50-00-0 Molecular Formula: CH2O Molecular Weight (g/mol): 30.03 MDL Number: MFCD00003274 InChI Key: WSFSSNUMVMOOMR-UHFFFAOYSA-N PubChem CID: 712 ChEBI: CHEBI:16842 IUPAC Name: formaldehyde SMILES: C=O

Pricing & Availability
Specifications

PubChem CID	712
CAS	50-00-0
Molecular Weight (g/mol)	30.03
ChEBI	CHEBI:16842
MDL Number	MFCD00003274
SMILES	C=O
IUPAC Name	formaldehyde
InChI Key	WSFSSNUMVMOOMR-UHFFFAOYSA-N
Molecular Formula	CH2O

TE Buffer, Tris-EDTA, 1X Solution, pH 8.0, Molecular Biology, Fisher BioReagents

Pricing & Availability
Specifications

Color	Colorless
Physical Form	Liquid
Chemical Name or Material	Tris-EDTA
Grade	Molecular Biology
DNase	DNase free
Filtered Through	Filtered through a 5-micron filter.
ChemAlert Storage Symbol	Gray
Name Note	1X Solution, pH 8.0
CAS	7732-18-5
Protease	Protease free
Health Hazard 3	Emergency Overview May cause eye, skin, and respiratory tract irritation. Avoid contact with skin and eyes. Do not breathe dust. Do not breathe vapors or spray mist. Wash off immediately with soap and plenty of water removing all contaminated clothes and shoes. Obtain medical attention. Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes. Obtain medical attention. Remove from exposure, lie down. Move to fresh air. If breathing is difficult, give oxygen. If not breathing, give artificial respiration. If not breathing, give artificial respiration. Obtain medical attention. NFPA Health:1 Flammability:0 Instability:0
Health Hazard 2	CAUTION!
pH	7.4 to 8.1
Synonym	TE
Recommended Storage	RT

PBS Tablets, Phosphate Buffered Saline, Fisher BioReagents™

Phosphate Buffered Saline Tablets, CAS Number-7647-14-5, 7447-40-7, 100 tablets, Clear, Gray, White, 5/8 in., 600 SEC max., CAUTION!

Pricing & Availability

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Buffers and Standards

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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

pH Buffer Sachets, METTLER TOLEDO™ GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More Greener ChoiceOffers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More

Buffer Solution, pH 7.00, Color-Coded Green, Mettler Toledo™ GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Conductivity Standard, 500 μS/cm at 25°C (240 ppm TDS as NaCl), Ricca Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Buffer Solution, pH 7.00, Color-Coded Yellow (Certified), Fisher Chemical™ GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

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

Hydrogen Peroxide (30% in Water), Fisher BioReagents GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Corning™ Cell Culture Buffers: Dulbecco's Phosphate-Buffered Salt Solution 1X SureTRACESupports traceability with guaranteed access to certificates and proactive change notifications.Learn More GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

TBS, Tris Buffered Saline, 10X Solution, pH 7.4, Molecular Biology, Fisher BioReagents™ GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Buffer-Pac Color-Coded Solutions (Certified), Fisher Chemical GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

TE Buffer, Tris-EDTA, 1X Solution, pH 8.0, Molecular Biology, Fisher BioReagents GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

PBS Tablets, Phosphate Buffered Saline, Fisher BioReagents™ GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More