Chromatography Standards
PESTANAL™ Etoxazole, MilliporeSigma™ Supelco™
Etoxazole is an organofluorine pesticide and an alternative for carbamates, organochlorines and other miticides. It is a commonly used acaricide, for flowers, fruits, vegetables, tea, cotton etc.
Lutein Solution, 1 mg/L in Ethanol, ≥95.0% (HPLC), MilliporeSigma™ Supelco™
Lutein is a carotenoid, found in human serum and is also present in retina and macula lenses.
Daidzein, ≥97% (HPLC), MilliporeSigma™ Supelco™
Daidzein is an endocrine-active estrogenic isoflavone. This phytoestrogen is capable to bind to estrogen to exert estrogenic effects in vivo. It can naturally be found in soybean seed and flour.
Triamterene Pharmaceutical Secondary Standard, MilliporeSigma™ Supelco™
Triamterene is a potassium-sparing diuretic, which exhibits antihypertensive activity. It is used in combination with thiazide deuretic, such as benzthiazide for treating hypertension and edema associated with mild to moderate congestive heart failure.
Lithium Standard, For IC, 1,000 mg/L Li+ in Nitric Acid, 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 SI unit kg and measured against primary material from an NMI, e.g. NIST or BAM.
Poly(dimethylsiloxane), Average Mw 95,000 (Typical), Average Mn 50,000 (Typical), MilliporeSigma™ Supelco™
Poly(dimethylsiloxane) [PDMS] is a polymer. It is a stable silicone rubber. It has been used as ion selective membrane for ion-sensitive field-effect transistors, as spring material in accelerometers, elastomer on a tactile sensor and as flexible encapsulation material in decouple sensors.
phyproof™ Rubiadin, ≥95% (HPLC), MilliporeSigma™ Supelco™
This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG