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Merck
CN

A7302

钼酸铵 四水合物

ACS reagent, 81.0-83.0% MoO3 basis

别名:

七钼酸铵 四水合物, 钼酸 铵盐 四水合物

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关于此项目

线性分子式:
(NH4)6Mo7O24 · 4H2O
化学文摘社编号:
分子量:
1235.86
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
234-320-9
MDL number:
Assay:
81.0-83.0% MoO3 basis
Grade:
ACS reagent
Form:
crystalline
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grade

ACS reagent

Quality Level

agency

suitable for SM 5210

assay

81.0-83.0% MoO3 basis

form

crystalline

reaction suitability

reagent type: catalyst
core: molybdenum

impurities

≤0.005% Insoluble matter

density

2.498 g/mL at 25 °C (lit.)

anion traces

arsenate, phosphate, and silicate (as SiO2): ≤0.001%, chloride (Cl-): ≤0.002%, nitrate (NO3-): passes test (limit about 0.003%), phosphate (PO43-): ≤5 ppm, sulfate (SO42-): ≤0.02%

cation traces

Mg: ≤0.005%, heavy metals: ≤0.001% (as lead)

storage temp.

room temp

SMILES string

N.N.N.N.N.N.O.O.O.O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O[Mo](O)(=O)=O.O[Mo](O)(=O)=O.O[Mo](O)(=O)=O

InChI

1S/7Mo.6H3N.10H2O.18O/h;;;;;;;6*1H3;10*1H2;;;;;;;;;;;;;;;;;;/q;;;;3*+2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/p-6

InChI key

FIXLYHHVMHXSCP-UHFFFAOYSA-H

General description

Ammonium molybdate tetrahydrate (AMT) is a molybdenum salt, often employed in cryo-negative staining that helps to identify particles while preserving the material. As a catalyst, it is used to desulfurize thiophene and its derivatives.

Application

Ammonium molybdate tetrahydrate can be used as:
  • A molybdenum source in the synthesis of sodium molybdate dihydrate (Na2MoO4·2H2O).
  • A molybdenum source in the synthesis of nickel molybdate nanorods (NiMoO4) by co-precipitation method in the presence of nickel benzoate as a nickel source.
  • A precursor in the synthesis of Mn-MoS2 (MMS). MMS is employed in the production of MMS/rGO (reduced graphene oxide) composite that exhibits the highest rhodamine B (RhB) degradation efficiency.
  • A catalyst in the synthesis of PVDF (polyvinylidene fluoride) catalytic microcapsules. PVDF is a heterogeneous catalyst for the selective oxidation of benzyl alcohol to benzaldehyde.

Analysis Note

May contain darkened ammonium molybdate crystals that are soluble in water.


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flash_point_f

Not applicable

flash_point_c

Not applicable

存储类别

13 - Non Combustible Solids



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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实验方案

在测定5′-核苷酸酶活性时,本操作流程使用5′-单磷酸腺苷和一种显色试剂生成的标准曲线而对释放的磷的微摩尔数进行测定。

To measure 5′-nucleotidase activity, this procedure uses adenosine 5’-monophosphate and a color reagent to create a standard curve for determining the micromoles of phosphorus liberated.

To measure glucose-6-phosphatase activity, the Taussky-Shorr method is used. This method is a spectrophotometric stop-rate determination assay that is measured at 660 nm.

相关内容

This page is intended to make it easier to find the consumables you need based on the analytical method you’re using. Methods included on this page come from the EPA, Standard Methods and ASTM.


Shifeng Cao et al.
International journal of food microbiology, 141(3), 173-176 (2010-07-08)
The potential enhancement of Pichia membranifaciens by ammonium molybdate (NH(4)Mo) to control blue mould caused by Penicillium expansum on peach fruit was investigated. Combining P. membranifaciens at 1x10(8) cell/ml with 1 mM NH(4)Mo provided a more effective control of blue
Suvarna Sounderajan et al.
Journal of hazardous materials, 149(1), 238-242 (2007-09-01)
Arsenic (V) is known to form heteropolyacid with ammonium molybdate in acidic aqueous solutions, which can be quantitatively extracted into certain organic solvents. In the present work, 12-molybdoarsenic acid extracted in butan-1-ol is used for quantification of As (V). Total
Sidney Omelon et al.
Electrophoresis, 28(16), 2808-2811 (2007-07-21)
Nonradioactive polyphosphate (poly(P); (PO(3) (-))(n)) species resolved by PAGE can be detected by hydrolytic degradation of the polyphosphates into orthophosphates (P(i)) with a 5 M HCl solution saturated with NaCl, followed by staining the P(i) degradation products in a 1



全球贸易项目编号

货号GTIN
A7302-100G04061835347117
A7302-2.5KG04061835347131
A7302-100G-A04061833384022
A7302-1KG04061835347124
A7302-500G04061835347148
A7302-5G-A04061833384039