HEPES液(1 M)

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https://789.bio/ec/O8d9xP
  • https://789.bio/ec/O8d9xP
  • https://789.bio/ec/PpyD80

货号: PB180325

Price: ¥200

Size:
100mL

产品信息

产品简介 HEPES全称为N-2-Hydroxyethylpiperazine-N-2-Ethane Sulfonic Acid,中文名称为4-羟乙基哌嗪乙磺酸,是一种常用的生物缓冲剂,pKa(25℃)=7.5,有效缓冲范围为pH6.8-8.2。HEPES最大的优点是,能够在开放环境中较长时间恒定溶液的pH范围。HEPES不能通过生物膜,对生化反应影响有限,是一种化学和酶稳定的物质,而且HEPES对可见光和紫外光的吸收度极低。因此一般认为,HEPES是一种优良的生物缓冲剂,对细胞无毒性作用,使用终浓度为10-50 mM,细胞培养常用10 mM。
产品形态 液体
产品浓度 1 M
产品规格 100mL
PH 7.2-7.4
溶剂 纯化水
HEPES 238.3 g/L
内毒素 <3
储存条件 2-8℃或-5~-20℃,避光
运输条件 常温
有效期 24个月
注意事项
  1. 1.本产品经0.22 μm过滤除菌;
  2. 2.使用本产品时应注意无菌操作,避免污染;
  3. 3.本产品为50×浓缩液,请根据需要稀释后使用;
  4. 4.本产品仅用于科研或进一步研究使用,不用于诊断和治疗。
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