Department of the InteriorIssuing agency·Colorado·via the SAM.gov Get Opportunities APIWe post new goods & materials opportunities in Colorado as agencies publish them. Get them in one email — free, and unsubscribe whenever.
NWQL-NFSS STANDARDS AND BUFFERS
The Contractor shall provide pH buffer solutions (pH 4.00, 7.00, 10.00) in 1-liter and 20-liter containers, and potassium chloride conductivity standards (50 to 25,000 μS/cm) in 1-liter and 20-liter containers, with specified accuracy and shelf life. Products must be prepared at an ISO 17025 accredited laboratory, traceable to NIST SRM. Delivery is FOB destination to USGS NWQL, Denver Federal Center, within 5 calendar days per order. The Contractor must supply one bottle per lot for QA testing at no cost.
"US""80225""DENVER""CO""USA""DEN FED CTR, PO BOX 25046, MS 204""Sol_140G0226Q0081_Amd_0001.pdf"206767"file"".pdf""1""2026-07-31T13:28:51.062+00:00""020d92167ef44aaaa99454950cfaa86a""public""0""public""ca0b3f927c544b96abfbddeb3398bf5d""0"2"0""Sol_140G0226Q0081.pdf"341728"file"".pdf""1""2026-07-15T12:15:13.376+00:00""fd6bbfee856e428f9bb314e1f12f8a34""public""0""public""52797672235c4dc69194393888b9429f""0"1"0"Source: SAM.gov (notice e0490b06aa054f6283f7b93cbe88e7f7), retrieved via the SAM.gov Get Opportunities API. View the official posting , always confirm requirements and deadlines with the issuing agency.