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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號碼:
231-987-8
MDL號碼:
MFCD00010891
分類程式碼代碼:
12161700
PubChem物質ID:
329748847
NACRES:
NA.25

產品線

BioUltra

品質等級

200

化驗

≥99.0% (T)

雜質

insoluble matter, passes filter test

pH值

7.5-9.0 (25 °C, 1 M in H2O)

mp

155 °C (dec.) (lit.)

溶解度

H2O: 1 M at 20 °C, clear, colorless

負離子痕跡

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

正離子痕跡

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

&lambda ；

1 M in H2O

紫外吸收

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

SMILES 字串

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

InChI

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

InChI 密鑰

MNNHAPBLZZVQHP-UHFFFAOYSA-N

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應用

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。

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

dust mask type N95 (US), Eyeshields, Gloves

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
BCCH1482
BCCH1480
BCCD8538
BCCD7856
BCBZ9025

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Acta crystallographica. Section D, Biological crystallography, 59(Pt 7), 1283-1284 (2003-07-02)
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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
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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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