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Chromatography Standards

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Keyword Search:
2,941 – 2,955 of 23,181 results
2,941

VETRANAL™ Sulfaclozine sodium, MilliporeSigma™ Supelco™

Sulfaclozine has been used in an experimental study conducted to evaluate different persulfate activation methods.

2,942

VETRANAL™ Brombuterol hydrochloride, ≥99.0% (HPLC), MilliporeSigma™ Supelco™

Brombuterol hydrochloride is a beta-sympathomimetic compound with tocolytic, muscle-relaxant and bronchodilator properties and is widely used in therapy for their growth promoting and performance enhancement.

2,944

PESTANAL™ Atrazine-2-hydroxy, MilliporeSigma™ Supelco™

Atrazine-2-hydroxy is a non-herbicidal, primary photoproduct obtained upon hydrolytic dechlorination of atrazine.

2,945

PESTANAL™ Picoxystrobin, MilliporeSigma™ Supelco™

Picoxystrobin is classified under the strobulins family of fungicides that exhibit broad range activity against plant pathogenspathogenic fungi.

2,946

Isobutyryl-L-carnitine, ≥97.0% (HPLC), MilliporeSigma™ Supelco™

Type Analytical Standard
Percent Purity ≥97.0% (HPLC)
Linear Formula C11H21 NO4
CAS 25518-49-4
MDL Number MFCD01674829
Grade Analytical Standard
Synonym (2 R)-3-Carboxy-N,N,N-trimethyl-2-(2-methyl-1-oxopropoxy)-1-propanaminium inner salt; L-Carnitine isobutyryl ester; iC4-Carnitine
RTECS Number BP2993000
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 231.29
2,947

Sulfacetamide Sodium Pharmaceutical Secondary Standard, MilliporeSigma™ Supelco™

Sulfacetamide Sodium belongs to the class of sulfonamides, widely used in ophthalmic preparations, to treat different ocular infections such as corneal ulcers and conjunctivitis. It shows bactericidal activity against susceptible microorganisms.

2,948

trans-Anethole, ≥99.5% (GC), MilliporeSigma™ Supelco™

trans-Anethole is a naturally occuring flavouring agent. It has insecticidal, larvicidal, and antimicrobial properties.

Boiling Point 234°C to 237°C
Linear Formula CH3 CH=CHC6H4 OCH3
Physical Form Neat
Grade Analytical Standard
Density 0.988 g/mL (at 25°C)
Solution Contains ˜0.05% 4-tert-butylcatechol as stabilizer
Type Analytical Standard
Percent Purity ≥99.5% (GC)
CAS 4180-23-8
MDL Number MFCD00009284
Flash Point 91°C
Synonym 4-Propenylanisole; trans-1-Methoxy-4-(1-propenyl)benzene
Recommended Storage 2°C to 8°C
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 148.20
Melting Point 20°C to 21°C
2,951

Melting point standard (235-237°C), MilliporeSigma™ Supelco™

Type Analytical Standard
Linear Formula C8H10N4O2
CAS 58-08-2
MDL Number MFCD00005758
Physical Form Neat
Grade Analytical Standard
Synonym Caffeine; 1,3,7-Trimethylxanthine
RTECS Number EV6475000
Shelf Life Limited shelf life, expiry date on the label
Formula Weight 194.19
Melting Point 234°C to 236.5°C; 235°C to 237°C (±0.3 C)
2,953

Norfloxacin, 98% (TLC), MilliporeSigma™ Supelco™

Norfloxacin is a broad spectrum antibiotic, which is used against a wide variety of gram positive and gram negative bacteria.

Type Analytical Standard
Percent Purity ≥98% (TLC)
Linear Formula C16H18 FN3O3
CAS 70458-96-7
MDL Number MFCD00079532
Physical Form Neat
Grade Analytical Standard
Synonym 1-Ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic acid; 1-Ethyl-6-fluoro-1,4-dihydro-4-oxo-7-piperazino-3-quinolinecarboxylic acid
Recommended Storage 2°C to 8°C
Formula Weight 319.33