Ion Chromatography Standards
Apexbio Technology LLC EDTA 60-00-4 1g
EDTA (60-00-4) is a chelating agent targeting polyvalent metal ions such as calcium magnesium and iron It is designed to sequester metal ion cofactors thereby inhibiting metal-dependent enzymatic reactions and stabilizing proteins EDTA exerts its biological activity primarily through the formation of stable coordination complexes with metal ions preventing their participation in biochemical processes In biochemical and cell culture studies EDTA demonstrates inhibition of metal-dependent enzymes and preservation of reagent stability Based on these pharmacological properties EDTA holds research potential in protein purification nucleic acid isolation enzyme assays chromatography coronary artery disease and neurological disease studies
Waters Corp WATERS CORPORATION Ion Calibration Standard, Bromate, 1000 mg/L, 125 mL
This is a 125 mL liquid standard containing Bromate at a concentration of 1000 mg/L in H2O. It can be used for primary calibration or to prepare second source calibration check standards. This certified reference material is traceable to NIST Standard Reference Materials and is covered by ISO 17034 accreditation.
- Liquid formulation in H2O, 125 mL volume
- Bromate concentration: 1000 mg/L
- For environmental applications and primary/secondary calibration
- Traceable to NIST SRMs, guaranteed stable for one year
- ISO 17034 accredited CRM
- Supports methods EPA 300.0, EPA 300.1, SM 4110 B
- Store at 4 ± 2°C
- Shelf life: 24 months from manufacture (12 months min. on ship)
- Hazardous material; special freight/charges may apply
Apexbio Technology LLC Guaifenesin 93-14-1 1g
Guaifenesin (93-14-1) is a small-molecule expectorant designed to modulate respiratory epithelial cell secretion thereby regulating mucus viscosity and bronchial mucus clearance in the respiratory tract Guaifenesin exerts its biological activity primarily through enhancement of respiratory tract hydration and reduction of mucus viscosity via direct modulation of respiratory epithelial cells Based on these pharmacological properties guaifenesin holds research potential in studies of mucus clearance mechanisms bronchial secretion regulation and potential application in neuromuscular activity modulation with exploratory investigations in fibromyalgia symptom management and reproductive biology
Waters Corporation Phosphate as PO4 Standard, 1000 mg/L, 125 mL
- This 1000 mg/L standard is for primary calibration or preparing second source calibration check standards.
- It is traceable to NIST Standard Reference Materials, where available.
- Guaranteed stable for one year.
- Specifically designed for use on LC systems.
- Helps establish calibration curves.
- Increases analyst confidence.
- Improves workflow efficiency.
- Can assist in identifying matrix interferences.
- Can be used to identify phosphate or phosphoric acid levels in soft beverages.
Apexbio Technology LLC Enoxolone 471-53-4 1g
Enoxolone (CAS 471-53-4) also known as glycyrrhetinic acid is a principal component of licorice with reported antiviral and antifungal activities It modulates corticosteroid signaling by inhibiting 11 -hydroxysteroid dehydrogenase (11 -HSD) isoenzymes in hepatic and renal tissues In rats the IC50 values for 18 -enoxolone-mediated inhibition of 11 -HSD activity are 0 09 M in liver and 0 36 M in kidney homogenates Enoxolone also suppresses 11 -HSD activity in human JEG-3 choriocarcinoma cells This compound is used in biomedical research to study glucocorticoid metabolism mineralocorticoid receptor specificity and enzyme regulation in steroidogenesis
Apexbio Technology LLC Acetylcholine Chloride 60-31-1 1g
Acetylcholine chloride is an endogenous cholinergic agonist targeting nicotinic and muscarinic acetylcholine receptors It is designed to modulate cholinergic neurotransmission thereby regulating muscular contraction autonomic signaling and neuroendocrine responses Acetylcholine chloride exerts its biological activity primarily through binding and activating specific cholinergic receptors In experimental studies acetylcholine chloride demonstrates receptor activation properties and is frequently utilized in vitro to investigate receptor-ligand interactions synaptic transmission and neural transduction pathways Based on these pharmacological properties acetylcholine chloride holds research potential in neuroscience and pharmacological studies focused on cholinergic signaling and receptor characterization
Apexbio Technology LLC Fluocinonide 356-12-7 1g
Fluocinonide (CAS 356-12-7) is a synthetic glucocorticoid steroid targeting intracellular glucocorticoid receptors (GR) It is designed to modulate gene transcriptional activity thereby regulating the production and release of inflammatory cytokines and mediators in the inflammatory response pathway Fluocinonide exerts its biological activity primarily through binding to glucocorticoid receptors and forming receptor-ligand complexes which influence cellular and molecular inflammatory signaling cascades Based on these pharmacological properties fluocinonide holds research potential in studying pathophysiological mechanisms of inflammatory skin conditions evaluating topical corticosteroid metabolism and absorption and facilitating investigations focused on dermatological inflammatory responses
Apexbio Technology LLC LAP 85073-19-4 1g
Lithium phenyl-2 4 6-trimethylbenzoylphosphinate (LAP CAS 85073-19-4) is a photoinitiator that generates free radicals upon exposure to light Through this radical formation LAP facilitates photopolymerization reactions commonly employed in biomedical research such as the fabrication of hydrogels for 3D bioprinting applications The free radicals produced by LAP can exert cytotoxic and potentially mutagenic effects under experimental conditions necessitating careful optimization in cell-based assays LAP is widely utilized for controlled light-mediated crosslinking in tissue engineering and biofabrication studies
Apexbio Technology LLC Tolbutamide 64-77-7 1g
Tolbutamide (CAS 64-77-7) is a small molecule inhibitor known to suppress cyclic adenosine monophosphate (cAMP)-dependent protein kinase activity with an IC50 value of 4 mM It reduces both basal and cAMP-stimulated kinase activities in cellular models including soluble and membrane-bound forms from canine cardiac tissue In adipose tissue tolbutamide s inhibition of cAMP-dependent protein kinase underlies its reported suppression of lipolysis Additionally tolbutamide has been shown to increase connexin43 mRNA levels while decreasing Ki-67 expression in glioma cells suggesting roles in cell proliferation studies This compound is used in research focused on kinase signaling and metabolic regulation
Aqua Solutions Inorganic Carbon Standard 1,000 ppm Certified Solution (500ML)
Inorganic Carbon Standard 1,000 ppm Certified Solution (500ML)
Med Vet International Clonidine Hcl, .2mg, 100 Tablets
VET LICENSE NEEDS TO BE PROVIDED IN 3-4 BUSINESS DAYS OR ORDER WILL BE CANCELLED
clonidine hydrochloride