Chromatography Standards
TraceCERT™ Dimethyl sulfone Standard, 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 primary material from an NMI, e.g. NIST or NMIJ.Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.
Stearic acid, ≥98.5%, MilliporeSigma™ Supelco™
Stearic acid is a long chain saturated fatty acid. It can be derived naturally from vegetable and animal fat.
VETRANAL™ Cimbuterol, MilliporeSigma™ Supelco™
Cimbuterol is classified under the β-agonist group of compounds.
Sudan III, ≥96% (HPLC), MilliporeSigma™ Supelco™
Sudan III is a synthetic industrial azo-dye belonging to the group of sudan dyes, commonly used in plastics, oils, polishes and waxes.
TraceCERT™ EPA 502/524 Volatiles Organic Calibration Mix A (without gases), 200 μg/mL, MilliporeSigma™ Supelco™
200 μg/mL Each Component in Methanol
Pullulan Standard, Set Mp ∼350 - 700000, MilliporeSigma™ Supelco™
Pullulan Standards are mostly used to obtain molecular mass distribution of cellulosic samples. It mainly consists of polymaltotriose units linked together by α-(1→6) linkages.
Amino Acid Standards, Physiological, Analytical Standard, Acidics and Neutrals, MilliporeSigma™ Supelco™
Amino acids listed are 2.5 mumoles per mL except L-cystine at 1.25 mumoles per ml.
Nordoxepin hydrochloride, 98% mixed isomers basis (GC), MilliporeSigma™ Supelco™
Shelf-life of the powder is at least 10 years.
TraceCERT™ EPA 8270 Benzidines Mix, 2,000 μg/mL Each Component in Methanol, 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.
PESTANAL™ Fluazifop, MilliporeSigma™ Supelco™
Fluazifop is one of the major metabolites of fluazifop-p-butyl, a systemic, post-emergence herbicide used for the control of annual and perennial grass weeds in non-graminaceous crops.
C7 - C40 Saturated Alkanes, Standard Certified Reference Material, 1,000 μg/mL Each Component in Hexane, MilliporeSigma™ Supelco™
Quantitative standard suitable for use as a retention index marker probe.