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HEPES, free acid即4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid,中文名为4-羟乙基哌嗪乙磺酸(游离酸)、
4-(2-羟乙基)哌嗪-1-乙磺酸(游离酸)或N-(2-羟乙基)哌嗪-N′-(2-乙磺酸)(游离酸),分子式为C8H18N2O4S,分子量为238.30,CAS Number 7365-45-9,High Purity Grade,纯度>99.5%。进口分装。
本产品为接近白色晶状粉末。
本产品为常用缓冲试剂,有效缓冲范围为pH6.8-8.2,pKa(25℃)=7.5。
包装清单:
| 产品编号 | 产品名称 | 包装 |
| ST090-10g | HEPES, free acid (High Purity Grade) | 10g |
| ST090-100g | HEPES, free acid (High Purity Grade) | 100g |
| — | 说明书 | 1份 |
保存条件:
室温保存。
注意事项:
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文献和实验High-Purity Enzymatic Synthesis of Site-Specifically Modified tRNA
, followed by purification of this tRNA away from unmodified tRNA using a selective oligonucleotide-based hybridization approach. This method is broadly applicable to site-specific tRNA modifications that interfere with nucleic-acid base-pairing principles.
Integrative Food Grade Expression System for Lactic Acid Bacteria
Lactobacillus acidophilus NCFM is a probiotic microbe with the ability to survive passage to the �gastrointestinal tract, interact intimately with the host and induce immune responses. The genome of NCFM has been determined and the bacterium
Miniprep/Kit-free high-throughput protocol
Background This protocol is adapted from "Molecular Cloning: A Laboratory Manual", Second Edition, Sambrook, Fritsch, and Maniatis. It is a quick, inexpensive way to purify large numbers of plasmids (I used to routinely do 80 at a time
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