Thank you for your question. There are no lead containing components used in the construction of the Delta Trinsic Kitchen Pull-Out 9159-DST faucet or any of our DST (Diamond Seal Technology) and LF (Lead Free) faucets. Delta Certifies products with a third-party certifier, CSA Group, to the ASME A112.18.1/CSA B125.1, Plumbing Supply Fittings. To be in compliance with ASME A112.18.1/CSA B125.1 Section 4.9.1 (excerpt below), the model is required to be in compliance with the applicable section of NSF 61.
Toxicity and lead content
Fittings covered by this Standard shall comply with the applicable requirements of NSF/ANSI 61.
Solders and fluxes in contact with potable water shall not exceed, by mass, 0.2% lead content. Metal
alloys in contact with potable water shall not exceed 8% lead content.
Fittings intended to convey or dispense water for human consumption through drinking or cooking shall not contain a weighted average lead content in excess of 0.25% when evaluated in accordance with the test method specified in NSF/ANSI 372. The product compliance listing can be found online, see link below.
Date published: 2018-06-03