跳轉至內容
Merck
全部照片(4)

Key Documents

S7907

Sigma-Aldrich

磷酸钠 二元

BioXtra, ≥99.0%

同義詞:

磷酸二钠, 磷酸二钠, 磷酸氢二钠, 磷酸氢钠

登入查看組織和合約定價


About This Item

線性公式:
Na2HPO4
CAS號碼:
分子量::
141.96
EC號碼:
MDL號碼:
分類程式碼代碼:
12161700
eCl@ss:
38070211
PubChem物質ID:
NACRES:
NA.25

產品線

BioXtra

品質等級

化驗

≥99.0%

形狀

powder or crystals

雜質

≤0.1% Insoluble matter

pH值

8.0-11.0 (20 °C, 1 M in H2O)

pKa (25 °C)

(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)

溶解度

H2O: 1 M at 20 °C, clear, colorless

負離子痕跡

chloride (Cl-): ≤0.05%
sulfate (SO42-): ≤0.05%

正離子痕跡

Al: ≤0.0005%
Ca: ≤0.002%
Cu: ≤0.0005%
Fe: ≤0.002%
K: ≤0.005%
Mg: ≤0.005%
NH4+: ≤0.05%
Pb: ≤0.001%
Zn: ≤0.0005%

吸收

<0.05 at 260 in H2O at 1 M
<0.05 at 280 in H2O at 1 M

SMILES 字串

[Na+].[Na+].[H]OP([O-])([O-])=O

InChI

1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2

InChI 密鑰

BNIILDVGGAEEIG-UHFFFAOYSA-L

尋找類似的產品? 前往 產品比較指南

一般說明

磷酸氢二钠(NaH2PO4),又称二磷酸二钠,是生物化学研究中常用的一种磷酸盐,具有很多用途。它是制备磷酸盐缓冲盐水(PBS)和磷酸盐缓冲液的关键组成成分,磷酸盐缓冲液是许多生物应用中常用的一种缓冲溶液。除了其缓冲性能之外,NaH2PO4还可用作沉淀剂,用于形成正磷酸银(Ag3PO4)粉末,使其成为许多实验室环境中的有用工具。二磷酸二钠也被广泛用于诸如奶酪等奶制品及其他食品中的乳化剂。

應用

磷酸氢二钠已:
  • 用作磷酸盐缓冲盐水(PBS)的组分
  • 用作制备低温保存稀释剂的缓冲液的组分
  • 用于制备用于甲苯胺蓝染色的McIlvaine缓冲液(柠檬酸磷酸盐缓冲液)
  • 用于制备Ames测试用的S9混合物以及SOS显色测试
  • 用于在CDHA支架制造过程中的缺钙羟基磷灰石(CDHA)糊剂的制备

特點和優勢

  • BioXtra产品系列可确保高质量产品的一致效果。
  • 高水平的测定结果(≥99.0%)保证产品的纯度。
  • 粉末形式,便于操作和使用。

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)


從最近期的版本中選擇一個:

分析證明 (COA)

Lot/Batch Number

未看到正確版本?

如果您需要一個特定的版本,您可以透過批號來尋找特定憑證。

已經擁有該產品?

您可以在文件庫中找到最近購買的產品相關文件。

存取文件庫

Marcel Kuiper et al.
Biotechnology progress, 35(4), e2821-e2821 (2019-04-16)
Perfusion is a cell culture mode that is gaining popularity for the manufacture of monoclonal antibodies and their derivatives. The cell culture media supporting perfusion culture need to support higher cell densities than those used in fed-batch culture. Therefore, when
Yu Bon Man et al.
Mutation research, 752(1-2), 47-56 (2013-02-09)
The aim of this study was to evaluate mutagenicity and genotoxicity of soils from 12 different land use types such as electronic waste dismantling workshop, open burning site and car dismantling workshop (CDW), based on soil concentrations of polycyclic aromatic
Kaisorn L Chaichana et al.
Journal of neuroscience methods, 180(1), 116-125 (2009-05-12)
The discoveries of neural (NSCs) and brain tumor stem cells (BTSCs) in the adult human brain and in brain tumors, respectively, have led to a new era in neuroscience research. These cells represent novel approaches to studying normal phenomena such
Megan A Rees et al.
Journal of proteome research, 14(1), 120-132 (2014-10-21)
Interactions between a host and a bacterial pathogen are mediated by cross-talk between molecules present on, or secreted by, pathogens and host binding-molecules. Identifying proteins involved at this interface would provide substantial insights into this interaction. Although numerous studies have
Natalie K Binder et al.
Molecular human reproduction, 21(5), 424-434 (2015-03-04)
The rate of obesity among men of reproductive age has tripled in the last three decades. Previously, we demonstrated that paternal obesity resulted in impaired preimplantation developmental kinetics, compromised post-compaction metabolism and decreased blastocyst cell number when embryos were generated

我們的科學家團隊在所有研究領域都有豐富的經驗,包括生命科學、材料科學、化學合成、色譜、分析等.

聯絡技術服務