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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)
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1,546 – 1,560 of 22,195 results
1,548

Sinapic acid Matrix Substance for MALDI-MS (T), ≥99.0% (T), MilliporeSigma™ Supelco™

Sinapic acid is a type of phenolic acid. Removal of amino group from phenylalanine, catalysing with enzyme phenylalanine ammonia-lyase forms cinnamic acid. The precursor of hydroxycinnamates is produced after hydroxylation of benzene ring. One of the precursors produced is sinapic acid.

Type Matrix Substance for MALDI-MS
Percent Purity ≥99.0% (T)
Linear Formula C11H12O5
CAS 530-59-6
Solubility Soluble in dioxane
MDL Number MFCD00004401
Grade Matrix Substance for MALDI-MS
Synonym 3,5-Dimethoxy-4-hydroxycinnamic acid; 4-Hydroxy-3,5-dimethoxy-cinnamic acid; Sinapinic acid
Formula Weight 224.21
Melting Point 202°C
1,551

PESTANAL™ Mirex, MilliporeSigma™ Supelco™

Mirex is an organochlorine insecticide used for control of the imported fire ant (Solenopsis richteri Forel and Solenopsis invicta Buren).

1,552

Undecane, ≥99.8% (GC), MilliporeSigma™ Supelco™

Undecane is obtained from the refining of petroleum. It is a component of gasoline and is generally used in organic synthesis, petroleum research and as a distillation chaser.

Boiling Point 196°C
Linear Formula CH3(CH2)9 CH3
Physical Form Neat
Grade Analytical Standard
Density 0.74 g/mL (at 25°C)
Vapor Density 5.4 (vs. air)
Vapor Pressure <0.4 mmHg (20°C)
Type Analytical Standard
Percent Purity ≥99.8% (GC)
CAS 1120-21-4
MDL Number MFCD00008959
Flash Point 62°C
Synonym n-Undecane; Hendecane
RTECS Number YQ1525000
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 156.31
Melting Point -26°C
1,554

Sulfamic Acid, Analytical Standard (for Acidimetry), ACS reagent, 99.3-100.3% (dried material), MilliporeSigma™ Supelco™

Percent Purity 99.3 to 100.3% (dried material)
Linear Formula NH2SO3H
CAS 5329-14-6
MDL Number MFCD00011603
Grade Analytical Standard
Synonym Amidosulfonic acid
Technique Acidimetry
Formula Weight 97.09
Melting Point 215°C to 225°C (decomposition)
1,555

Toluene, ≥99.9% (GC), MilliporeSigma™ Supelco™

Toluene is an aromatic hydrocarbon, which can be obtained from crude oil via cracking or distillation process.

Boiling Point 110°C to 111°C
Linear Formula C6H5 CH3
Physical Form Neat
Grade Analytical Standard
Ignition Point 997°F
Density 0.865 g/mL (at 25°C)
Vapor Density 3.2 (vs. air)
Vapor Pressure 26 mmHg (25°C)
Type Analytical Standard
Percent Purity ≥99.9% (GC)
CAS 108-88-3
MDL Number MFCD00008512
Flash Point 4.0°C
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 92.14
Melting Point -93°C
1,557

PESTANAL™ Rimsulfuron, MilliporeSigma™ Supelco™

Rimsulfuron is a sulfonylurea herbicide primarily used to control a wide variety of perennial and annual grasses and some broadleaf weeds. The mode of action of rimsulfuron involves inhibition of acetolactate synthase (ALS), a key enzyme in the biosynthetic pathway of branched-chain amino acids.

1,559

VETRANAL™ Ipronidazole-OH, MilliporeSigma™ Supelco™

Ipronidazole-OH is a metabolite of nitroimidazole antibiotics, used in veterinary medicine to combat anaerobic bacterial and parasitic infections.

Type Analytical Standard
Linear Formula C7H11N3O3
CAS 35175-14-5
MDL Number MFCD07366663
Physical Form Neat
Grade Analytical Standard
Synonym 2-(1-Methyl-5-nitro-1 H-imidazol-2-yl)propan-2-ol; Hydroxy-ipronidazole; IPZOH
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 185.18
Product Line VETRANAL