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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 (11,576)
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2,221 – 2,235 of 23,022 results
2,222

Antipyrine, MilliporeSigma™ Supelco™

Type Analytical Standard
Linear Formula C11H12N2 O
CAS 60-80-0
MDL Number MFCD00003146
Physical Form Neat
Packaging Poly Bottle
Grade Analytical Standard
Synonym 2,3-Dimethyl-1-phenyl-3-pyrazolin-5-one; Phenazone
RTECS Number CD2450000
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 188.23
Melting Point 109°C to 111°C
2,224

PESTANAL™ Isoxaben, MilliporeSigma™ Supelco™

Isoxaben is a pre-emergence, broad leaf herbicide, which can be used on turf grass, small grains and ornamental type of plants in order to basically inhibit the synthesis of cellulose.

2,225

VETRANAL™ Ractopamine hydrochloride, MilliporeSigma™ Supelco™

Ractopamine hydrochloride is a phenethanolamine with beta-adrenergic agonist properties, which can be used as animal feed additive for swine in order to increase growth performance.

2,226

Thiamine Hydrochloride (B1), MilliporeSigma™ Supelco™

Thiamine hydrochloride (B1) is a water soluble vitamin, which belongs the B-complex group of vitamins. It can exist both as a hemihydrate and as a nonstoichiometric hydrate. It can generally act like a co-enzyme for biochemical reactions involved in carbohydrate metabolism.

2,230

PESTANAL™ Quinchlorac, MilliporeSigma™ Supelco™

Quinchlorac is a postemergence herbicide, used for the control of broadleaf weeds, especially white clover (Trifolium repens L.) and Veronica filiformis.

2,231

Amberlyst™ A26 Hydroxide Form, MilliporeSigma™ Supelco™

Inert in strong acids, concentrated aldalies, aliphatic and aromatic hydrocarbons, alcohols, ethers, and other common solvents.Maximum operating temperature 60C.

Type Organic Standard
CAS 39339-85-0
MDL Number MFCD03096474
Physical Form Beads
Concentration 1 N in NaOH (Regenerant concentration)
Product Line Amberlyst
2,232

Octocrylene Pharmaceutical Secondary Standard, 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.

Boiling Point 218°C (1.5 mmHg)
Type Certified Reference Material
Linear Formula (C6H5)2 C=C(CN)CO2 CH2 CH(C2H5)(CH2)3 CH3
CAS 6197-30-4
MDL Number MFCD00059260
Physical Form Neat
Flash Point 234°C - closed cup
Grade Certified Reference Material
Synonym 2-Ethylhexyl 2-cyano-3,3-diphenylacrylate
Purity Grade Notes These secondary standards offer multi-traceability to the USP, EP (PhEur) and BP primary standards, where they are available.
Formula Weight 361.48
Density 1.051 g/mL (at 25°C)
Melting Point -10°C
2,233

3-Hydroxyglutaric acid, ≥95% (GC), MilliporeSigma™ Supelco™

Type Analytical Standard
Percent Purity ≥95% (GC)
Linear Formula C5H8O5
CAS 638-18-6
MDL Number MFCD06208235
Grade Analytical Standard
Synonym beta-Hydroxyglutaric acid; 3-Hydroxypentanedioic acid
Recommended Storage 2°C to 8°C
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 148.11
2,234

Malic acid Pharmaceutical Secondary Standard, MilliporeSigma™ Supelco™

Malic acid is a naturally occurring acidulant and low acid food additive, present in most fruits and vegetables. It is widely used to enhance the flavor, adjust the pH value of alkaline products and to control the growth of bacteria.