Chromatography Standards
Poly(methyl methacrylate) for for GPC 50,000, MilliporeSigma™ Supelco™
Poly(methyl methacrylate) is a material which can be used in the fabrication of micro-fluid chips.
Dimethylpolysiloxane set ofs, molecular weight series, 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.
TraceCERT™ Nickel Standard for AAS, 1,000 mg/L Ni in Nitric Acid, MilliporeSigma™ Supelco™
This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to SI unit kg and measured against primary material from an NMI, e.g. NIST. Certified content incl. uncertainty and expiry date are given on the label.
Turbidity 4,000 NTU Calibration Standard, Formazin Certified Reference Material, 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.
Hesperetin, MilliporeSigma™ Supelco™
Hesperetin is an aglycon form of flavonoid, which can be found in peels of citrus fruits.