2,4-Di-tert-butyl-6-(5-chloro-2H-benzotriazol-2-yl)phenol

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.
Download your certificate at: http://www.sigma-aldrich.com.

This compound is listed in the SVHC (Substances of very high concern) candidate list of ECHA (European Chemicals Agency)

This substance is listed on the positive list of the EU regulation 10/2011 for plastics intended to come into contact with food.

Ion Mobility: ^TWCCS_N2 value of 193.6 Å2 [M+H]⁺, 204.7 Å2 [M+Na]⁺ and 199.8 Å2 [M-H]^-

The collision cross section (CCS) measurement was provided by Waters Corporation, using the SYNAPT XS mass spectrometer.
For a description and overview of how ion mobility enables the measurement of the CCS of an ion visit ims.waters.com.
Further information on the SYNAPT XS mass spectrometer can be found on the IMS microsite and product webpage.

^TWCCS measurements are expected to be within 2% of this reference value.

P/N 49751 is part of the Waters Extractables & Leachables UNIFI scientific library which can be downloaded from Waters Marketplace.

TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany