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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 (11,703)
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Ion Chromatography Standards (600)
Pesticide Standards (545)
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3,436 – 3,450 of 23,185 results
3,438

PESTANAL™ Tebutam, MilliporeSigma™ Supelco™

Tebutam belongs to the class of acetamide herbicides and is commonly applied to the soil surface, for the control of weeds in rape farming.

3,440

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

Diazinon, belongs to the organophosphorus class of pesticides, extensively used in agriculture. Its mode of action involves the inhibition of cholinesterase in insects and mammals and also brings about non-reversible phosphorylation of esterases in the central nervous system of the organism.

3,443

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

Boiling Point 121°C
Linear Formula CCl2=CCl2
Grade Analytical Standard
Density 1.623 g/mL (at 25°C)
Vapor Density 5.83 (vs. air)
Vapor Pressure 19 mmHg (25°C)
Type Analytical Standard
Percent Purity ≥99.9% (GC)
CAS 127-18-4
MDL Number MFCD00000834
Synonym PCE; Perchloroethylene
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 165.83
Melting Point -22°C
3,444

PESTANAL™ Rotenone, MilliporeSigma™ Supelco™

Rotenone is a contact insecticide and a slow stomach poison, extremely potent against many insects. It is widely used against Varroa Jacobsoni mite, affecting colonies of honey bees.

3,448

4-Methyl-3-penten-2-one, ≥99.0% (GC), MilliporeSigma™ Supelco™

4-Methyl-3-penten-2-one belongs to the volatile organic compounds (VOCs) class of chemicals.

3,449

Diethylene glycol dimethyl ether, ≥99.7% (GC), MilliporeSigma™ Supelco™

Diethylene glycol dimethyl ether is a combustible liquid, which can be used in the synthesis of films, chemically similar to polyethylene glycol on low-density polyethylene and Si(100) surfaces via plasma polymerization and deposition.

Boiling Point 162°C
Linear Formula (CH3 OCH2 CH2)2 O
Grade Analytical Standard
Ignition Point 370°F
Density 0.944 g/mL at 20°C; 0.939 g/mL (at 25°C)
Vapor Density 4.6 (vs. air)
Vapor Pressure 3 mmHg (20°C)
Type Analytical Standard
Percent Purity ≥99.7% (GC)
CAS 111-96-6
MDL Number MFCD00008503
Flash Point 57°C
Synonym 2-Methoxyethyl ether; Bis(2-methoxyethyl) ether; Dimethyldiglycol; ′Diglyme’
RTECS Number KN3339000
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 134.17
Melting Point -64°C