• Organization: National Institute of Standards and Technology
• Updated: 2017-01-04 00:00:00

This Standard Reference Material (SRM) is intended for use as an analytical standard of known potassium (K) and chloride (Cl-) content. This lot of potassium chloride (KCl) was prepared to ensure...

• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06

Isopeptides (ε-peptides) of lysine, with a given Mw and low polydispersity (10–400 units), were synthesized to study the relationship between their chemical structure and biological effect. The...

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