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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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1,546 – 1,560 of 23,018 results
1,550

Cyclohexanol, ≥98.5% (GC), MilliporeSigma™ Supelco™

Boiling Point 160°C to 161°C
Linear Formula C6H11 OH
Physical Form Neat
Grade Analytical Standard
Ignition Point 572°F
Density 0.948 g/mL (at 25°C)
Vapor Density 3.5 (vs. air)
Vapor Pressure 0.98 mmHg (25°C)
Type Analytical Standard
Percent Purity ≥98.5% (GC)
CAS 108-93-0
MDL Number MFCD00003855
Flash Point 68°C
RTECS Number GV7875000
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 100.16
Melting Point 20°C to 22°C
1,551

TraceCERT™ Pyrene certified reference material, 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 primary material from an NMI, e.g. NIST or NMIJ.Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.

1,552

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

Boiling Point 197°C to 200°C
Linear Formula C6H5 CH2 CH2 NH2
Physical Form Neat
Grade Analytical Standard
Density 0.962 g/mL (at 20°C)
Vapor Density 4.18 (vs. air)
Type Analytical Standard
Percent Purity ≥99.5% (GC)
CAS 64-04-0
MDL Number MFCD00008184
Flash Point 81°C
Synonym beta-Phenylethylamine; 2-Phenylethylamine
RTECS Number SG8750000
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 121.18
1,553

PESTANAL™ Difenoconazol, MilliporeSigma™ Supelco™

Difenoconazol is a broad spectrum, triazole fungicide, which can serve as a potent inhibitor of styrol.(1) It can be widely used in the protection of grain crops, fruits and sugar beet.

1,554

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

N,N-Dimethylformamide is an non-volatile, organic solvent, which finds applications in chemical industries as a solvent, additive and intermediate.

1,555

2-Methylpyrazine Pharmaceutical Secondary Standard, Certified Reference Material, MilliporeSigma™ Supelco™

Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards. 2-Methylpyrazine is one of the major flavor volatiles reported in rice cakes, roasted peanuts and soybean products.

1,556

PESTANAL™ Isofenphos-methyl, MilliporeSigma™ Supelco™

Isofenphos-methyl is a broad spectrum, organophosphorus insecticide, used to control soil pests in grain and oil crops such as click beetles, mole cricket and grub.

1,557

PESTANAL™ Aldrin, MilliporeSigma™ Supelco™

Aldrin is a chlorinated cyclodiene, which is a synthetically produced pyrethroid insecticide.

1,559

PESTANAL™ Clodinafop-propargyl, MilliporeSigma™ Supelco™

Clodinafop-propargyl is a foliar-absorbed aryloxyphenoxypropionate herbicide which has the capacity to inhibit the lipid biosynthesizing enzyme, acetyl coenzyme-A-carboxylase.1

1,560

Bis(2-ethylhexyl) phthalate, Certified Reference Material, MilliporeSigma™ Supelco™

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034 (ISO Guide 34). This CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ.