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Chromatography Standards

Frequently used for calibration, chromatography standards have a known concentration to test separating equipment for performance faults.
Drug Standards (11,569)
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Keyword Search:
4,216 – 4,230 of 23,009 results
4,217

2-Propanol, ≥99.9% (GC), MilliporeSigma™ Supelco™

2-Propanol is a secondary alcohol, which can find a wide number of applications as a solvent.

Boiling Point 82°C
Linear Formula (CH3)2 CHOH
Solubility Completely soluble in water
Physical Form Neat
Grade Analytical Standard
Ignition Point 750°F
Density 0.785 g/mL (at 25°C)
Vapor Density 2.1 (vs. air)
Vapor Pressure 44 mmHg (25°C)
Type Analytical Standard
Percent Purity ≥99.9% (GC)
CAS 67-63-0
MDL Number MFCD00011674
Flash Point 12°C
Synonym sec-Propyl alcohol; IPA; Isopropanol; Isopropyl alcohol
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 60.10
Melting Point -89.5°C
4,219

p-Cresol, ≥99.0% (GC), MilliporeSigma™ Supelco™

p-cresol is a volatile phenolic compound, having a tar like odor, which is a metabolite of tyrosine and phenylalanine, mainly produced by the intestinal bacteria.

4,220

PESTANAL™ Captan, MilliporeSigma™ Supelco™

Captan, an agricultural fungicide, reacts with sulfhydryl group to release thiophosgenes which can denature proteins. It has carcinogenic and teratogenic properties which can cause oral toxicity to birds and mammals.

4,221

PESTANAL™ Permethrin, MilliporeSigma™ Supelco™

Permethrin belongs to the pyrethroid class of insecticides.

4,222

1-Pentanol, ≥99.8% (GC), MilliporeSigma™ Supelco™

1-Pentanol is a type of alcohol which has been proposed as an alternate for conventional gasoline and diesel fuels.

Boiling Point 136°C to 138°C
Linear Formula CH3(CH2)4 OH
Physical Form Neat
Grade Analytical Standard
Density 0.811 g/mL (at 25°C)
Vapor Density 3 (vs. air)
Vapor Pressure 1 mmHg (13.6°C)
Type Analytical Standard
Percent Purity ≥99.8% (GC)
CAS 71-41-0
MDL Number MFCD00002977
Flash Point 47°C
Synonym n-Amyl alcohol; Pentyl alcohol
RTECS Number SB9800000
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 88.15
Melting Point -78°C
4,224

Propionic Acid, Analytical Standard, ≥99.5% (GC), MilliporeSigma™ Supelco™

Boiling Point 141°C
Linear Formula CH3CH2COOH
Solubility Soluble in water
Physical Form Neat
Grade Analytical Standard
Density 0.993 g/mL (at 25°C)
Vapor Density 2.55 (vs. air)
Vapor Pressure 2.4 mmHg (20°C)
Percent Purity ≥99.5% (GC)
CAS 79-09-4
MDL Number MFCD00002756
Synonym Acid C3; Propanoic acid; Propanyl acid
RTECS Number UE5950000
Shelf Life Limited shelf life, Expiry date on the label
Formula Weight 74.08
Melting Point -24°C to +23°C
4,227

PESTANAL™ Pindone, MilliporeSigma™ Supelco™

Pindone is a first generation anticoagulant rodenticide, belonging to the class of indandione rodenticide, commonly used for commensal rodent control.

4,228

p-Xylene, Analytical Standard, ≥99.5% (GC), MilliporeSigma™ Supelco™

p-Xylene is an aromatic liquid, which is an isomeric form of xylene. It can be produced via Diels-Alder reaction between 2,5-dimethylfuran and ethylene catalyzed by zeolite.

Boiling Point 138°C
Linear Formula C6H4(CH3)2
Physical Form Neat
Grade Analytical Standard
Density 0.861 g/mL (at 20°C)
Vapor Density 3.7 (vs. air)
Vapor Pressure 9 mmHg (20°C)
Percent Purity ≥99.5% (GC)
CAS 106-42-3
MDL Number MFCD00008556
Packaging Glass Bottle
Synonym 1,4-Dimethylbenzene
RTECS Number ZE2625000
Shelf Life Limited shelf life, Expiry date on the label
Formula Weight 106.17
Melting Point 12°C to 13°C
4,229

PESTANAL™ Clopyralid, MilliporeSigma™ Supelco™

Clopyralid is a polar herbicide with a carboxylic acid group, which belongs to the class of pyridine compounds.

4,230

PESTANAL™ Propanil, MilliporeSigma™ Supelco™

Propanil is a contact, post-emergence herbicide, used in the cultivation of irrigated rice. Its mode of action involves controlling, the electron transport inhibition of photosynthesis in herbs of wide leaves.