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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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781 – 795 of 22,117 results
782

Thujone Standard Mixture, MilliporeSigma™ Supelco™

Boiling Point 84°C to 86°C (17 mmHg)
Type Analytical Standard
Description Reference substance for GC
Concentration or Composition (by Analyte or Components) β-thujone, 2-10%
Linear Formula C10H16 O
CAS 76231-76-0
MDL Number MFCD00135597
Flash Point 67°C
Grade Analytical Standard
Synonym alpha,beta-Thujone; (-)-1-Isopropyl-4-methylbicyclo[3.1.0 ]hexan-3-one
Recommended Storage 2°C to 8°C
Formula Weight 152.23
Density 0.925 g/mL (at 25°C)
784

Keracyanin chloride, ≥98.0% (HPLC), MilliporeSigma™ Supelco™

Type Analytical Standard
Percent Purity ≥98.0% (HPLC)
Linear Formula C27H31 ClO15
CAS 18719-76-1
MDL Number MFCD00135404
Physical Form Neat
Grade Analytical Standard
Synonym Cyanidin-3-O-rutinoside chloride
Formula Weight 630.98
785

PESTANAL™ Lactofen, MilliporeSigma™ Supelco™

Lactofen is a broad-spectrum post-emergent herbicide. It acts by inhibiting protoporphyrinogen oxidase by causing lipid peroxidation of the cell membrane.

786

PESTANAL™ 3-Indoleacetic acid, 98%, MilliporeSigma™ Supelco™

3-Indoleacetic acid is a highly effective, growth promotor in lower plant life, formed by a variety of fungi, including yeast and has been isolated from Aspergillus niger and Rhizopus sp. It is commonly employed in horticulture and industry.

787

Acetyleugenol, ≥98% (GC), MilliporeSigma™ Supelco™

Acetyleugenols are p-allylbenzene derivatives of eugenol which are present inherently in traditional foods, specifically in spices like cloves, cinnamon and basil.

790

PESTANAL™ Phenol Solution, 100 μg/mL in Acetonitrile, MilliporeSigma™ Supelco™

Phenol belongs to the class of aromatic volatile organic compounds (VOCs).

Type Analytical Standard
Concentration or Composition (by Analyte or Components) 100 μg/mL in acetonitrile
Linear Formula C6H6 O
CAS 108-95-2
MDL Number MFCD00002143
Flash Point 2°C
Grade Analytical Standard
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 94.11
Product Line PESTANAL
791

PESTANAL™ Imidacloprid-olefin, MilliporeSigma™ Supelco™

Imidacloprid-olefin is a metabolite of the insecticide, imidacloprid.Find more information here: Neonicotinoids

792

Xanthotoxin, ≥98% (GC), MilliporeSigma™ Supelco™

Xanthotoxin is an allelochemical or a phototoxic allomone mainly found in host plants of black swallowtail. It can have the tendency to induce tolerance towards α-cypermethrin, a pyrethroid insecticide used for insects like Helicoverpa zea.

793

3-(3-Hydroxyphenyl)-3-hydroxypropionic acid, ≥95% (HPLC), MilliporeSigma™ Supelco™

Type Analytical Standard
Percent Purity ≥95% (HPLC)
Linear Formula C9H10O4
CAS 3247-75-4
MDL Number MFCD16749143
Grade Analytical Standard
Synonym 3-(3-Hydroxyphenyl)-3-hydroxypropanoic acid; 3-(3-Hydroxyphenyl)hydracrylic acid
Recommended Storage 2°C to 8°C
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 182.17
794

Formate Standard, For IC, 1,000 mg/L Formate in Water, MilliporeSigma™ Supelco™

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to SI unit kg and measured against primary material from an NMI, e.g. NIST.

795

phyproof™ Bufalin, ≥95% (HPLC), MilliporeSigma™ Supelco™

This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG