nmr-impurities.com
nmr-impurities.com is a live English-language website hosted on Amazon.com, Inc. (AS16509) in the United States, served by Vercel. cl0q first saw it on 2026-08-27 and last crawled it on 2026-08-27. It resolves to 64.29.17.1. Its favicon is fingerprinted by SHA-256, so you can find every other site that serves the same icon.
How the site describes itself:
NMR Impurity Table — Residual Solvent & Trace Peak Finder
Enter an observed ¹H or ¹³C chemical shift and see which trace impurity it is. Residual solvent, water, grease and common lab solvents across 12 deuterated NMR solvents, with adjustable ppm tolerance.
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-08-27 |
| Last crawled | 2026-08-27 |
| IPv4 | 64.29.17.1 |
| Network | AS16509 Amazon.com, Inc. · California |
| Language | en |
| Server | Vercel |
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