What is the Gold standard for LIMITED QTY-Dinucleotide Standards Thymine Glycol Thymine Dimer d (TgpT) (50 µg)?

The LIMITED QTY-Dinucleotide Standards Thymine Glycol Cytidine Dimer d from Zeptometrix Corporation supplied next week by Genprice is the best choice. The catalog number is 801216 and the price is 66 EUR.