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Chromatography Standards

Frequently used for calibration, chromatography standards have a known concentration to test separating equipment for performance faults.
Organic Standards (10,991)
Drug Standards (10,239)
Ion Chromatography Standards (589)
Pesticide Standards (539)
Petrochemical Standards (519)

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1,771 – 1,785 of 22,194 results
1,771

PESTANAL™ Acetaldehyde, Analytical Standard, MilliporeSigma™ Supelco™

Acetaldehyde is a highly inflammable liquid, which can be commercially produced from liquid-phase oxidation of ethylene. It can also be obtained as a co-product from the oxidation of saturated hydrocarbons like propane or butane. It can find applications as a chemical intermediate in the production of acetic acid.

1,773

PESTANAL™ Triallat, MilliporeSigma™ Supelco™

Triallat belongs to thiocarbamate class of herbicides, mostly applied to fields for the control of insects and pathogens.

1,774

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.

1,775

PESTANAL™ 2,4-Dinitrophenol, MilliporeSigma™ Supelco™

2,4-Dinitrophenol is called as an uncoupler of oxidative phosphorylation, which can prevent adenosine triphosphate(ATP) synthesis, but it permits electron transfer to proceed.

1,777

Digoxin, ≥95% (HPLC), MilliporeSigma™ Supelco™

Shipping Condition Ambient
Type Analytical Standard
Percent Purity ≥95% (HPLC)
Linear Formula C41H64O14
CAS 20830-75-5
MDL Number MFCD00003674
Physical Form Neat
Grade Analytical Standard
Synonym 12 beta-Hydroxydigitoxin
Recommended Storage Room Temp
Formula Weight 780.94
1,778

Myrcene, Analytical Standard, ≥90.0% (GC), MilliporeSigma™ Supelco™

Myrcene is an acyclic monoterpene having antimutagenic properties, which can be found in the essential oils of many useful plants like lemongrass, hop, bay, verbena and also others.

Boiling Point 167°C
Linear Formula H2C=CHC(=CH2)CH2CH2CH=C(CH3)2
Physical Form Neat
Grade Analytical Standard
Density 0.791 g/mL (at 25°C)
Vapor Density 4.7 (vs. air)
Vapor Pressure ˜7 mmHg (20°C)
Percent Purity ≥90.0% (GC)
CAS 123-35-3
MDL Number MFCD00008908
Packaging Bottomless Glass Bottle with Fused Cone
Synonym beta-Myrcene; 7-Methyl-3-methylene-1,6-octadiene
RTECS Number RG5365000
Shelf Life Limited shelf life, Expiry date on the label
Formula Weight 136.23
1,779

TraceCERT™ Acetone- 2,4-DNPH, 1,000 μg/mL in Acetonitrile, MilliporeSigma™ Supelco™

Type Organic Pollutant Standard
Linear Formula C9H10N4O4
CAS 1567-89-1
Flash Point 2.0°C - closed cup
Packaging Ampule
Grade TraceCERT™ Analytical Standard
Synonym Acetone-2,4-dinitrophenylhydrazone solution
Recommended Storage 2°C to 8°C
Concentration 1000 μg/mL in acetonitrile
Formula Weight 238.20
Product Line TraceCERT
1,780

2-Butanol, Analytical Standard, ≥99.8% (GC), MilliporeSigma™ Supelco™

Boiling Point 98°C
Linear Formula CH3CH2CH(OH)CH3
Physical Form Neat
Grade Analytical Standard
Density 0.808 g/mL (at 25°C)
Vapor Density 2.6 (vs. air)
Vapor Pressure 12.5 mmHg (20°C)
Percent Purity ≥99.8% (GC)
CAS 78-92-2
MDL Number MFCD00004569
Synonym sec-Butyl alcohol
RTECS Number EO1750000
Shelf Life Limited shelf life, Expiry date on the label
Formula Weight 74.12
Melting Point -115°C
1,781

3,5-Di-tert-4-butylhydroxytoluene (BHT), MilliporeSigma™ Supelco™

3,5-Di-tert-4-butylhydroxytoluene belongs to the class of phenolic antioxidants, added to food and other products such as oils, fats and butter oil to prevent rancidity caused by the oxidation of unsaturated fats.

1,782

PESTANAL™ Pyrethrum extract, MilliporeSigma™ Supelco™

Pyrethrum extract is an extract of pyrethrum flowers in petroleum oil with a definite pyrethrin content. It instantly brings about a knock down action in insects, thereby acting as an effective insecticide.

1,783

Valeric acid, ≥99.8% (GC), MilliporeSigma™ Supelco™

Boiling Point 110°C to 111°C (10 mmHg); 185°C
Linear Formula CH3(CH2)3 COOH
Physical Form Neat
Grade Analytical Standard
Ignition Point 707°F
Density 0.939 g/mL (at 25°C)
Vapor Density 3.5 (vs. air)
Vapor Pressure 0.15 mmHg (20°C)
Type Analytical Standard
Percent Purity ≥99.8% (GC)
CAS 109-52-4
MDL Number MFCD00004413
Flash Point 96°C
Synonym n-Valeric acid; Pentanoic acid
RTECS Number YV6100000
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 102.13
Melting Point -20°C to -18°C
1,785

Vinyl acetate, MilliporeSigma™ Supelco™

Vinyl acetate is an important ester of vinyl alcohol, which can find applications in the production of homo and copolymer dispersions. The production of vinyl acetate involves the addition of acetic acid to acetylene in the gas phase in the presence of zinc acetate/charcoal as catalyst.