Chromatography Standards

Frequently used for calibration, chromatography standards have a known concentration to test separating equipment for performance faults.

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3,301 – 3,315 of 23,185 results

3,301

Dibromoacetic acid, MilliporeSigma™ Supelco™

Dibromoacetic acid belongs to the category of haloacetic acids (HAAs) which are a class of disinfection by-products produced in water.

Pricing & Availability

3,302

N,N-Dimethylacetamide, ≥99.9% (GC), MilliporeSigma™ Supelco™

N,N-Dimethylacetamide is a highly polar solvent, which can find applications in a variety of chemical reactions. A mixture of lithium chloride in N,N-dimethylacetamide may be used for the dissolution of cellulose to form a homogeneous solution.

Pricing & Availability
Specifications

Boiling Point	164.5°C to 166°C
Linear Formula	CH3 CON(CH3)2
Physical Form	Neat
Grade	Analytical Standard
Ignition Point	914°F
Density	0.937 g/mL (at 25°C)
Vapor Density	3 (vs. air)
Vapor Pressure	2 mmHg (25°C)
Type	Analytical Standard
Percent Purity	≥99.9% (GC)
CAS	127-19-5
MDL Number	MFCD00008686
Flash Point	64°C - Closed Cup
RTECS Number	AB7700000
Shelf Life	Limited shelf life, expiry date on the label
Formula Weight	87.12
Melting Point	-20°C

3,303

PESTANAL™ Vinclozolin, MilliporeSigma™ Supelco™

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3,304

Butyl acrylate, ≥99.5% (GC), MilliporeSigma™ Supelco™

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3,305

PESTANAL™ Pirimiphos-ethyl, MilliporeSigma™ Supelco™

Pirimiphos-ethyl belongs to the class of organophosphorus pesticides, with contact and respiratory action and is commonly employed for the protection of crops including vegetables, bananas, turf and mushrooms. Its mode of action involves the inhibition of acetylcholinesterase activity.

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3,306

1-Hexanol, ≥99.9% (GC), MilliporeSigma™ Supelco™

Pricing & Availability
Specifications

Boiling Point	156°C to 157°C
Linear Formula	CH3(CH2)5 OH
Physical Form	Neat
Grade	Analytical Standard
Ignition Point	559°F
Density	0.814 g/mL (at 25°C)
Vapor Density	4.5 (vs. air)
Vapor Pressure	1 mmHg (25.6°C)
Type	Analytical Standard
Percent Purity	≥99.9% (GC)
CAS	111-27-3
MDL Number	MFCD00002982
Flash Point	60°C
Synonym	Hexyl alcohol
RTECS Number	MQ4025000
Shelf Life	Limited shelf life, expiry date on the label
Formula Weight	102.17
Melting Point	-52°C

3,307

TraceCERT™ Cobalt Standard for ICP, 1,000 mg/L Co in Nitric Acid, MilliporeSigma™ Supelco™

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3,308

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

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3,309

2-Methyl-1-propanol, Analytical Standard, ≥99.8% (GC), MilliporeSigma™ Supelco™

2-Methyl-1-propanol can be obtained via hydroformylation of alkenes with fuel gas mixture in particular, carbon monoxide being the main reactant.

Pricing & Availability
Specifications

Boiling Point	108°C
Linear Formula	(CH3)2 CHCH2OH
Physical Form	Neat
Grade	Analytical Standard
Density	0.803 g/mL (at 25°C)
Vapor Density	2.55 (vs. air)
Vapor Pressure	8.8 mmHg (0°C)
Percent Purity	≥99.8% (GC)
CAS	78-83-1
MDL Number	MFCD00004740
Synonym	Isobutanol; Isobutyl alcohol
RTECS Number	NP9625000
Shelf Life	Limited shelf life, Expiry date on the label
Formula Weight	74.12
Melting Point	-108°C

3,310

PESTANAL™ Pentachloroaniline, MilliporeSigma™ Supelco™

Pricing & Availability

3,311

tert-Butanol, Analytical Standard, ≥99.8% (GC), MilliporeSigma™ Supelco™

tert-butanol can find applications as an ideal reaction medium or solvent for the lipase-catalyzed biodiesel production.

Pricing & Availability
Specifications

Boiling Point	83°C
Linear Formula	(CH3)3 COH
Physical Form	Neat
Grade	Analytical Standard
Density	0.775 g/mL (at 25°C)
Vapor Density	2.5 (vs. air)
Vapor Pressure	31 mmHg (20°C)
Percent Purity	≥99.8% (GC)
CAS	75-65-0
MDL Number	MFCD00004464
Synonym	2-Methyl-2-propanol; tert-Butyl alcohol; Trimethyl carbinol
RTECS Number	EO1925000
Shelf Life	Limited shelf life, Expiry date on the label
Formula Weight	74.12
Melting Point	23°C to 26°C