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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 (11,596)
Organic Standards (10,737)
Ion Chromatography Standards (618)
Pesticide Standards (539)
Petrochemical Standards (510)

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4,561 – 4,575 of 23,027 results
4,561

PESTANAL™ Lufenuron, MilliporeSigma™ Supelco™

Lufenuron is an insect growth regulator belonging to the benzoylphenylurea class of insecticide. It is used in controlling Ctenocephalides felis (cat flea) in cats.

4,563

PESTANAL™ β-HCH, MilliporeSigma™ Supelco™

β-Hexachlorocyclohexane is an isomer of hexachlorocyclohexane. It is an organochlorine pesticide with carcinogenic effects on both humans and animals.

4,567

PESTANAL™ Myclobutanil, MilliporeSigma™ Supelco™

Myclobutanil is a broad spectrum systemic triazole fungicide, which can serve as potent inhibitor of ergosterol biosynthesis and hence, can be used to prevent any fungal attack on plants. It mainly shows efficacy against powdery mildew of vegetables and cereals.

4,569

Anthracene, MilliporeSigma™ Supelco™

Anthracene is a low-molecular weight polycyclic aromatic hydrocarbon (PAH). It acts as starting material for the production of anthraquinone.

4,571

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
4,573

Melting point Standard 283-286C, MilliporeSigma™ Supelco™

Boiling Point 379°C to 381°C
Linear Formula C14H8O2
Physical Form Neat
Grade Analytical Standard
Vapor Density 7.16 (vs. air)
Vapor Pressure 1 mmHg (190°C)
Type Analytical Standard
CAS 84-65-1
MDL Number MFCD00001188
Flash Point 185°C - closed cup
Synonym Anthraquinone
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 208.21
Melting Point 283°C to 286°C (±0.3 C); 284°C to 286°C