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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 (11,577)
Organic Standards (10,809)
Ion Chromatography Standards (621)
Pesticide Standards (539)
Petrochemical Standards (506)

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Keyword Search:
7,456 – 7,470 of 23,070 results
7,456

Cayman Chemical Salmeterol-d3, Purity: ≥99% deuterated forms (d1-d3), CAS: 497063-94-2, 1 mg

An internal standard for the quantification of salmeterol by GC- or LC-MS

ENCOMPASS_PREFERRED
7,457

Apexbio Technology LLC Diphenhydramine HCl 147-24-0 250mg

Diphenhydramine HCl is a small-molecule antagonist targeting histamine H1 receptors It is designed to competitively inhibit histamine binding to H1 receptors in peripheral tissues and the central nervous system thereby suppressing histamine-mediated hypersensitivity responses Diphenhydramine HCl exerts its biological activity primarily through antagonism of histamine H1 receptors and also exhibits anticholinergic activity within the central nervous system Based on these pharmacological properties Diphenhydramine HCl holds research potential in the study of allergic reactions sleep regulation sedation pathways motor disorders cognitive function memory processes and investigations of cholinergic and histaminergic neurotransmission

ENCOMPASS_PREFERRED
7,458

Medchemexpress LLC Nintedanib impurity 9 | 1092522-02-5 | 500mg
SDP

Nintedanib impurity 9 is an impurity of Nintedanib (HY-50904)

ENCOMPASS_PREFERRED
7,459

VEEPRHO RESEARCH INC

NC3923041 MESALAZINE IMPURITY 17 100MG

ENCOMPASS
7,460

Medchemexpress LLC CIPROFLOXACIN STAND 25 mg
SDP

CIPROFLOXACIN STAND 25MG

ENCOMPASS_PREFERRED
7,461

Medchemexpress LLC DIAVERIDINE 25G
SDP

DIAVERIDINE 25G

ENCOMPASS_PREFERRED
7,462

Medchemexpress LLC TIAMULIN FUMARATE 25 mg
SDP

TIAMULIN FUMARATE 25MG

ENCOMPASS_PREFERRED
7,463

Medchemexpress LLC GRAZOPREVIR IMPURITY 5 mg
SDP

GRAZOPREVIR IMPURITY 5MG

ENCOMPASS_PREFERRED
7,464

Medchemexpress LLC TICAGRELOR IMPURITY 50 mg
SDP

TICAGRELOR IMPURITY 50MG

ENCOMPASS_PREFERRED
7,465

Medchemexpress LLC ABACAVIR MONOSULFAT 10 mg
SDP

ABACAVIR MONOSULFAT 10MG

ENCOMPASS_PREFERRED
7,466

Medchemexpress LLC DODECYL GALLATE 100G
SDP

DODECYL GALLATE 100G

ENCOMPASS_PREFERRED
7,467

Medchemexpress LLC BERBERINE CHLORIDE 50 mg
SDP

BERBERINE CHLORIDE 50MG

ENCOMPASS_PREFERRED
7,468

Medchemexpress LLC Meropenem trihydrate | 119478-56-7 | MFCD08600005 | 99.9% | C17H31N3O8S | 10MG
SDP

Meropenem trihydrate is the trihydrate form of the carbapenem antibiotic meropenem provided as an analytical reference standard for research and quality-control applications. It is intended for assay development, method validation, and instrument calibration, and is characterized by a high-purity HPLC assay suitable for analytical workflows.

  • High purity reference material (≈99.9% by RP-HPLC).
  • Suitable for HPLC method validation and system suitability.
  • Stable solid trihydrate form for consistent analytical performance.
  • Supplies small lab-scale pack sizes for reference and QC work.
  • Compatible with routine assay development and quantitative analysis.
  • Characterized by molecular formula C17H31N3O8S and CAS 119478-56-7.

ENCOMPASS_PREFERRED
7,469

Medchemexpress LLC Imatinib impurity 2 | 1987905-93-0 | 25mg
SDP

Imatinib impurity 2 is an impurity of Imatinib (HY-15463)

ENCOMPASS_PREFERRED
7,470

Medchemexpress LLC IBUPROFEN IMPURITY 8 5G
SDP

IBUPROFEN IMPURITY 8 5G

ENCOMPASS_PREFERRED