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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 (10,240)
Ion Chromatography Standards (589)
Pesticide Standards (539)
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1,711 – 1,725 of 22,195 results
1,713

PESTANAL™ HCH, Mixture of isomers (:::=1:1:1:1), MilliporeSigma™ Supelco™

Hexachlorocyclohexane (HCH) is an organochlorine pesticide with carcinogenic and mutagenic effects and also is a potential environmental contaminant.

1,714

Linolenic acid, ≥98.5% (GC), MilliporeSigma™ Supelco™

Boiling Point 230°C to 232°C (1 mmHg)
Linear Formula CH3(CH2 CH=CH)3(CH2)7 CO2 H
Physical Form Neat
Grade Analytical Standard
Density 0.914 g/mL (at 25°C)
Type Analytical Standard
Percent Purity ≥98.5% (GC)
CAS 463-40-1
MDL Number MFCD00065720
Flash Point 113°C - closed cup
Synonym alpha-Lnn; cis,cis,cis-9,12,15-Octadecatrienoic acid
Recommended Storage -20°C
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 278.43
Melting Point -11°C
1,715

BDE No 47, ≥97% (GC), MilliporeSigma™ Supelco™

BDE-47 belongs to the class of polybrominated diphenyl ethers (PBDEs), commonly used as fire retardants in consumer products.

1,716

phyproof™ Rubiadin, ≥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

1,719

LiChropur™ Hydrindantin dihydrate for Stein-Moore-Chromatography, MilliporeSigma™ Supelco™

Type Organic Standard
Linear Formula C18H14O8
CAS 5950-69-6
For Use With (Equipment) Stein-Moore-Chromatograph
MDL Number MFCD00149242
Synonym 2,2′,3,3,3′,3′-Hexahydroxy-2,2′-biindan-1,1′-dione
Formula Weight 358.30
Melting Point 240°C
Product Line LiChropur
1,721

Cefoxitin sodium salt, Analytical Standard, MilliporeSigma™ Supelco™

Cefoxitin is a β-lactam antibiotic derived from cephamycin C. It is used for intravenous and intramuscular injections. It is found to be active against Bacteroides and is therapeutically used for the treatment of mixed aerobic-anaerobic infections.

Linear Formula C16H16N3NaO7S2
CAS 33564-30-6
MDL Number MFCD00079042
Physical Form Neat
Packaging Glass Bottle
Grade Analytical Standard
RTECS Number XI0330500
Shelf Life Limited shelf life, Expiry date on the label
Formula Weight 449.43
1,723

PESTANAL™ Isoxadifen-ethyl, MilliporeSigma™ Supelco™

Isoxadifen-ethyl can play the role as a safener with pesticide fenoxaprop-ethyl, which can be an effective combination in agriculture to protect rice. It can also be used as a herbicide for cereal crops to combat grassy weeds.

1,724

Sodium Standard, For IC, 1,000 mg/L Na+ 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.

1,725

Dimethyl disulfide, ≥98.5% (GC), MilliporeSigma™ Supelco™

Dimethyl disulfide is an organic disulfide, and a commonly used potent odorant which contributes to the aroma in heated food products.