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09839

Sigma-Aldrich

磷酸铵 二元

BioUltra, ≥99.0% (T)

别名:

磷酸二铵, 磷酸氢二铵, 磷酸氢铵

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About This Item

线性分子式:
(NH4)2HPO4
CAS号:
7783-28-0
分子量:
132.06
EC 号:
231-987-8
MDL编号:
MFCD00010891
UNSPSC代码:
12161700
PubChem化学物质编号:
329748847
NACRES:
NA.25

产品线

BioUltra

质量水平

200

方案

≥99.0% (T)

杂质

insoluble matter, passes filter test

pH值（酸碱度）

7.5-9.0 (25 °C, 1 M in H2O)

mp

155 °C (dec.) (lit.)

溶解性

H2O: 1 M at 20 °C, clear, colorless

痕量阴离子

chloride (Cl-): ≤5 mg/kg
nitrate (NO3-): ≤10 mg/kg
sulfate (SO42-): ≤20 mg/kg

痕量阳离子

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

λ

1 M in H2O

紫外吸收

λ: 260 nm Amax: 0.065
λ: 280 nm Amax: 0.065

SMILES字符串

N.N.OP(O)(O)=O

InChI

1S/2H3N.H3O4P/c;;1-5(2,3)4/h2*1H3;(H3,1,2,3,4)

InChI key

MNNHAPBLZZVQHP-UHFFFAOYSA-N

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相关类别

应用

磷酸氢二铵可用于研究 X 射线晶体学、生物缓冲液、优化试剂、蛋白质组学和蛋白质结构分析。磷酸氢二铵已用于开发和验证用于测定伏立康唑及其相关物质的稳定性指示 HPLC 方法的研究中。磷酸氢二铵也已经用于使用悬滴气相扩散法结晶天然酶纤维二糖水解酶 IB。

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
BCCM6179
BCCK7748
BCCJ1251
BCCH1482
BCCH1480

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Alice Grassick et al.
Acta crystallographica. Section D, Biological crystallography, 59(Pt 7), 1283-1284 (2003-07-02)
Cellobiohydrolase IB is the first native enzyme from the filamentous fungus Talaromyces emersonii to be crystallized. It is a highly thermostable exo-acting enzyme. The native enzyme (MW = 56 kDa) was crystallized using the hanging-drop vapour-diffusion method with ammonium phosphate
Yogambha Ramaswamy et al.
Bioactive materials, 6(4), 1107-1117 (2020-10-27)
Surface topography is one of the key factors in regulating interactions between materials and cells. While topographies presented to cells in vivo are non-symmetrical and in complex shapes, current fabrication techniques are limited to replicate these complex geometries. In this
Fanli Yang et al.
Cell host & microbe, 27(3), 441-453 (2020-02-01)
Rabies virus (RABV), the etiological agent for the lethal disease of rabies, is a deadly zoonotic pathogen. The RABV glycoprotein (RABV-G) is a key factor mediating virus entry and the major target of neutralizing antibodies. Here, we report the crystal
Nathan K Deed et al.
Applied microbiology and biotechnology, 89(5), 1537-1549 (2011-01-20)
Two deletion mutants expected to be defective in nitrogen catabolite repression (NCR) were constructed in a commercial wine yeast background M2: a ure2 mutant and a dal80 gzf3 double mutant. Wild-type and both mutant strains were fermented in Sauvignon Blanc
Catarina Barbosa et al.
International journal of food microbiology, 160(2), 87-93 (2012-11-28)
Sulphur-containing amino acids, cysteine and methionine, are generally found in very low concentrations in grape-juice. The objective of this study was to identify the effects of methionine on aroma compounds formation. Nitrogen source effects on growth, fermentative behaviour and aroma
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