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Chromatography Standards

Frequently used for calibration, chromatography standards have a known concentration to test separating equipment for performance faults.
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3,511 – 3,525 of 23,186 results
3,511

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

Boiling Point 98°C
Linear Formula CH3CH2CH(OH)CH3
Physical Form Neat
Grade Analytical Standard
Density 0.808 g/mL (at 25°C)
Vapor Density 2.6 (vs. air)
Vapor Pressure 12.5 mmHg (20°C)
Percent Purity ≥99.8% (GC)
CAS 78-92-2
MDL Number MFCD00004569
Synonym sec-Butyl alcohol
RTECS Number EO1750000
Shelf Life Limited shelf life, Expiry date on the label
Formula Weight 74.12
Melting Point -115°C
3,512

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

Anisole is a colorless liquid , which can be obtained upon heating anisic acid with an excess of barium hydroxide.

Boiling Point 154°C
Linear Formula CH3 OC6H5
Physical Form Neat
Grade Analytical Standard
Ignition Point 887°F
Density 0.995 g/mL (at 25°C)
Vapor Density 3.7 (vs. air)
Vapor Pressure 10 mmHg (42.2°C)
Type Analytical Standard
Percent Purity ≥99.9% (GC)
CAS 100-66-3
MDL Number MFCD00008354
Flash Point 43°C
Health Hazard 1 Repeated exposure may cause skin dryness or cracking.
Synonym Methoxybenzene; Methyl phenyl ether
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 108.14
Melting Point -37°C
3,515

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

1,1-Dichloroethylenes are a group of volatile organic compounds (VOCs), which are characterized by high vapor pressure and low water solubility.

Boiling Point 30°C to 32°C
Linear Formula CH2=CCl2
Grade Analytical Standard
Ignition Point 968°F
Density 1.213 g/mL (at 20°C)
Vapor Density 3.46 (vs. air)
Vapor Pressure 9.68 psi (20°C)
Solution Contains ˜0.02% 4-methoxyphenol as stabilizer
Type Analytical Standard
Percent Purity ≥99.9% (GC)
CAS 75-35-4
MDL Number MFCD00011653
Flash Point -19°C - closed cup
Synonym Vinylidene chloride
Recommended Storage 2°C to 8°C
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 96.94
Melting Point -122°C
3,516
Promotions Available

Phenacetin, Powder, 98.0-101.0%, Spectrum™ Chemical
SDP

CAS: 62-44-2

CAS 62-44-2
3,519

2-Methyl-2-butanol, ≥99.5% (GC), MilliporeSigma™ Supelco™

2-Methyl-2-butanol is an isomer of n-pentanol. It is an organic solvent used mostly in esterification.

Boiling Point 102°C
Linear Formula CH3 CH2 C(CH3)2 OH
Physical Form Neat
Grade Analytical Standard
Ignition Point 819°F
Density 0.805 g/mL (at 25°C)
Vapor Density 3 (vs. air)
Type Analytical Standard
Percent Purity ≥99.5% (GC)
CAS 75-85-4
MDL Number MFCD00004478
Flash Point 20.5°C - Closed Cup
Synonym tert-Amyl alcohol; tert-Pentyl alcohol
RTECS Number SC0175000
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 88.15
Melting Point -12°C
3,520

VETRANAL™ Rapamycin, MilliporeSigma™ Supelco™

Rapamycin is a drug, that is used as an inhibitor of mechanistic target of rapamycin (MTOR), which is a key regulatory protein kinase that controls cytokine-dependent cell proliferation

3,523

phyproof™ Paeoniflorin, ≥90% (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

3,524

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

Palmitoleic acid is a monounsaturated fatty acid found in macadamia oil and also in blood plasma. In the human body it is produced via endogenous fat synthesis.

3,525

Phenylethyl Alcohol Pharmaceutical Secondary Standard, MilliporeSigma™ Supelco™

Boiling Point 219°C to 221°C (750 mmHg)
Linear Formula C6H5 CH2 CH2 OH
Physical Form Neat
Grade Certified Reference Material
Density 1.020 g/mL (at 20°C)
Vapor Density 4.21 (vs. air)
Vapor Pressure 1 mmHg (58°C)
Type Certified Reference Material
CAS 60-12-8
MDL Number MFCD00002886
Flash Point 102°C - Closed Cup
Synonym 2-Phenylethanol; beta-PEA; 2-Phenylethyl alcohol; Benzyl carbinol; PEA
Formula Weight 122.16
Melting Point -27°C