Chromatography Standards
Oil and Grease 1,000 mg/L Calibration Standard (in Water), MilliporeSigma™ Supelco™
This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.
phyproof™ α,β-Elemolic acid, ≥85% (HPLC), MilliporeSigma™ Supelco™
This substance is supplied with certified chromatographic purity. The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG
2-Decanone, Analytical Standard, ≥99.5% (GC), MilliporeSigma™ Supelco™
2-Decanone can be obtained via liquid-phase Wacker oxidation of 1-decene in the presence of an efficient catalyst like Pd60 (Pd- palladium) nanocluster immobilized on titanium oxide support and cuprous chloride/H2O.
β-Ionone, ≥97.0% (GC), MilliporeSigma™ Supelco™
β-Ionone, an end ring analog of β-carotene, is a volatile carotenoid that contributes to the fragrance in many flowers, including petunia (Petunia hybrida).
phyproof™ Tectochrysin, ≥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
PESTANAL™ 2,4-D, MilliporeSigma™ Supelco™
2,4-D is a synthetic auxin mostly used as herbicide in the control of broadleaf weeds.
phyproof™ Betulin, ≥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
4,4-MDI, MilliporeSigma™ Supelco™
4,4′-MDI can be extensively used to make urethane elastomers and urethane coatings.
phyproof™ Schaftoside, ≥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
phyproof™ Silybin B, ≥98% (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