Fmoc-4-肼基苯甲酸;214475-53-3;≥96%;

Supported Membrane Formation, Characterization, Functionalization, and Patterning for Application in Biological Science and Technology

; see for selection] Deionized water (resistivity ≥18 MΩ and apparent pH 5.5) Argon 25‐ to 50‐ml glass round‐bottomed flask (cleaned by piranha or base etching; see protocol

Uridine 2′‐Carbamates: Facile Tools for Oligonucleotide 2′‐Functionalization

, it is suitable for the direction of ligands into the minor groove of duplexes or at non?base?paired sites (e.g., loops and bulges) of oligonucleotides. Pyrene?modified oligonucleotide 2??carbamates show a considerable increase in fluorescence intensity

养殖水域生态环境与控制

用其二钠盐(Na2H2Y2H2O),也简称为EDTA。后者溶解度大(常温下每100ml水溶解1.11g)，饱和水溶液浓度为0.3M。据刘中（1998）实验，用2mg/L的EDTA处理海水后，水中的重属离子含量显著降低。在养殖生产中，一般EDTA的用量在2～6mg/L之间，具体数量决定于水中重金属离子的数量和水体环境条件。一般认为向养殖水体中投放EDTA，一方面可保持某些元素的溶解度，例如，铁离子可与磷酸根形成难溶的磷酸盐沉淀，EDTA加入后可保持了铁和磷酸盐的溶解性，从而易于水生生物吸收；另一面可降低