摘要:
A reagent composition comprising (a) one or more pH buffers, (b) one or more pH indicators, and (c) one or more surfactants as a sensitizer, is suitable for measuring ionic strength or specific gravity of aqueous solution samples such as urine rapidly and precisely.
摘要:
A water-soluble cross-linked polymer of the enzyme lysyl endopeptidase produced by Achromobacter lyticus and a process for preparing the polymer as well as a semi-synthesis of human insulin using the polymer.