Buffers and Standards

Clearance (3)
New Lab Start-Up (117)
Offers (111)

special interests

Available on GSA/VA Contract (381)
SureTRACE (78)
Fast Shipping (697)
Greener Choice (89)
Production Products (187)
Science Education (215)
Small and Specialty Supplier (18,648)

Grade

AAS (55)
AAS Standard (11)
ACS (55)
ACS Reagent (24)
ACS/ASTM E 200/AOAC/EPA (7)
ACS/ASTM E 200/AOAC/USP Volumetric (5)
APHA/EPA (5)

Show all

Molecular Weight (g/mol)

0.00 (1)
10.81 (14)
100.09 (33)
100.117 g/mol (1)
100.12 (1)
100.121 (1)
100.15 (1)

Show all

Quantity

0.1 mL (1)
0.1 mol (1)
0.5 L (1)
0.5 mL (15)
0.5 mol (1)
1 Bottle (5)
1 Box (1)

Show all

Percent Purity

≥ 4400 Units/mg (Nystatin) ≥ 5000 Units/mg (Nystatin) (1) (8)
≥ 85.0 % (1)
≥14% (BF3) (1)
≥30% (RT) (1)
≥30% (titration) (1)
≥35% (RT) (1)
≥40% (3)

Show all

pH

≥12 to ≤14 (6)
>11.5 (1)
>12 (44)
>13 (100)
>8 (1)
<0.5 (3)
<1 (99)

Show all

Solvent or Matrix

#2 Diesel Fuel (12)
10% HCl (19)
10% HCl/1% HNO₃ (1)
10% HNO3 (13)
15% HCl (3)
15% HNO₃ (2)
2% HCl (29)

Show all

Concentration

≈0.000027 M (3)
≈0.0035 M (3)
≥30% (1)
≤0.1% in nitric acid (1)
≤2.5% KCl (T) (8)
0.00017 M (3)
0.001 M KCl (1)

Show all

Physical Form

Aqueous Solution (30)
Capsule (11)
Chemvelope (1)
Clear Liquid (1)
Clear Liquid at 20°C (2)
Colorless Liquid (1)
Crystalline (17)

Show all

Technique

AA (469)
Acidimetry (3)
Calibrating the absorbance of spectrophotometers (1)
Calibration (7)
Calibration and Matrix Spikes (1)
Calibration and Verification (16)
Calibration and Verification of Kinematic and Dynamic Viscosity Test (15)

Show all

Solution Type

Antigen Retrieval Reagent (1)
Aqueous (2)
Buffer (373)
Buffer, Storage (2)
Calibration (8)
Cleaning (1)
Colored pH Buffer (35)

Show all

Search Within Results

4,591 – 4,605 of 45,026 results

4,591

Bicine, 99.38%, MP Biomedicals™

CAS: 150-25-4 Molecular Formula: C6H12NNaO4 Molecular Weight (g/mol): 185.16 MDL Number: MFCD00004295 InChI Key: MFBDBXAVPLFMNJ-UHFFFAOYSA-M Synonym: N, N-bis [2-hydroxyethyl]glycine PubChem CID: 8761 ChEBI: CHEBI:40957 SMILES: [Na+].OCCN(CCO)CC([O-])=O

Pricing & Availability
Specifications

PubChem CID	8761
CAS	150-25-4
Molecular Weight (g/mol)	185.16
ChEBI	CHEBI:40957
MDL Number	MFCD00004295
SMILES	[Na+].OCCN(CCO)CC([O-])=O
Synonym	N, N-bis [2-hydroxyethyl]glycine
InChI Key	MFBDBXAVPLFMNJ-UHFFFAOYSA-M
Molecular Formula	C6H12NNaO4

4,592

Spectrum Chemical Manufacturing Corporation Tris(hydroxymethyl)aminomethane, USP, EP, BP, bioCERTIFIED™, 50 kg, Spectrum Chemical

Pricing & Availability

4,593

MOPSO, 99.5%, MP Biomedicals™

CAS: 79803-73-9 Molecular Formula: C7H14NNaO5S Molecular Weight (g/mol): 247.241 InChI Key: WSFQLUVWDKCYSW-UHFFFAOYSA-M Synonym: sodium 2-hydroxy-3-morpholinopropane-1-sulfonate,mopso sodium salt,3-morpholino-2-hydroxypropanesulfonic acid sodium salt,3-n-morpholinyl-2-hydroxypropanesulfonic acid sodium salt,sodium 2-hydroxy-3-morpholin-4-yl propane-1-sulfonate,mopso sodium salt titration,mopso, 0.2m buffer solution, ph 6.0,mopso, 0.2m buffer solution, ph 6.5,mopso, 0.2m buffer solution, ph 7.0,mopso, 0.2m buffer solution, ph 7.5 IUPAC Name: sodium;2-hydroxy-3-morpholin-4-ylpropane-1-sulfonate

Pricing & Availability
Specifications

CAS	79803-73-9
Molecular Weight (g/mol)	247.241
Synonym	sodium 2-hydroxy-3-morpholinopropane-1-sulfonate,mopso sodium salt,3-morpholino-2-hydroxypropanesulfonic acid sodium salt,3-n-morpholinyl-2-hydroxypropanesulfonic acid sodium salt,sodium 2-hydroxy-3-morpholin-4-yl propane-1-sulfonate,mopso sodium salt titration,mopso, 0.2m buffer solution, ph 6.0,mopso, 0.2m buffer solution, ph 6.5,mopso, 0.2m buffer solution, ph 7.0,mopso, 0.2m buffer solution, ph 7.5
IUPAC Name	sodium;2-hydroxy-3-morpholin-4-ylpropane-1-sulfonate
InChI Key	WSFQLUVWDKCYSW-UHFFFAOYSA-M
Molecular Formula	C7H14NNaO5S

4,594

BES, 0.5M buffer soln., pH 6.0, Thermo Scientific™

CAS: 66992-27-6 Molecular Formula: C6H14NNaO5S Molecular Weight (g/mol): 235.23 MDL Number: MFCD00067425 InChI Key: CFQLQLSIZOWFNV-UHFFFAOYSA-M PubChem CID: 23671640 IUPAC Name: sodium;2-[bis(2-hydroxyethyl)amino]ethanesulfonate SMILES: C(CO)N(CCO)CCS(=O)(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	23671640
CAS	66992-27-6
Molecular Weight (g/mol)	235.23
MDL Number	MFCD00067425
SMILES	C(CO)N(CCO)CCS(=O)(=O)[O-].[Na+]
IUPAC Name	sodium;2-[bis(2-hydroxyethyl)amino]ethanesulfonate
InChI Key	CFQLQLSIZOWFNV-UHFFFAOYSA-M
Molecular Formula	C6H14NNaO5S

4,595

Thermo Scientific Chemicals HEPES-buffered saline (2X, pH 7.0), low endotoxin

Pricing & Availability
Specifications

Name Note	low endotoxin
Storage Note 1	2° to 8°C
Color	Colorless
Physical Form	Liquid
Chemical Name or Material	HEPES-buffered saline (2X, pH 7.0)
TSCA	Yes
Recommended Storage	Keep cold

4,596

Ammonium chloride Pharmaceutical Secondary Standard, MilliporeSigma™ Supelco™

Pricing & Availability

4,597

CERILLIANT™ Bupropion Hydrochloride Solution, 1.0 mg/mL in methanol (as free base), Sold by MilliporeSigma™ Supelco™

A certified solution standard suitable for use as starting material in calibrators or controls for a variety of LC/MS or GC/MS applications from forensic analysis and clinical toxicology to urine drug testing and pharmaceutical research.

Pricing & Availability

4,598

CERILLIANT™ Acetyl fentanyl Solution, 1.0 mg/mL in Methanol, Sold by MilliporeSigma™ Supelco™

Certified reference material

Pricing & Availability

4,599

CERILLIANT™ Acetyl norfentanyl-13C6 oxalate Solution, 100 μg/mL in Methanol (as free base), Sold by MilliporeSigma™ Supelco™

Certified reference material

Pricing & Availability

4,600

Benazepril hydrochloride Pharmaceutical Secondary Standard, MilliporeSigma™ Supelco™

Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards

Pricing & Availability

4,601

CERILLIANT™ Zopiclone Solution, 1.0 mg/mL in Acetonitrile, Sold by MilliporeSigma™ Supelco™

Certified reference material

Pricing & Availability

4,602

CERILLIANT™ Buprenorphine Solution, 100 μg/mL in methanol, Sold by MilliporeSigma™ Supelco™

This Certified Spiking Solution™ standard is suitable for GC/MS or LC/MS applications in forensic analysis, clinical toxicology or pharmaceutical research.