MilliporeSigma
All Photos(1)

Documents

09878

Sigma-Aldrich

Ammonium molybdate tetrahydrate

BioUltra, ≥99.0% (T)

Sign Into View Organizational & Contract Pricing

Synonym(s):
Ammonium heptamolybdate tetrahydrate, Molybdic acid ammonium salt tetrahydrate
Linear Formula:
(NH4)6Mo7O24 · 4H2O
CAS Number:
Molecular Weight:
1235.86
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.26

product line

BioUltra

Quality Level

assay

≥99.0% (T)

reaction suitability

reagent type: catalyst
core: molybdenum

impurities

insoluble matter, passes filter test

pH

4.0-5.5 (25 °C, 0.05 M in H2O)

solubility

H2O: 0.05 M at 20 °C, clear, colorless

density

2.498 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤10 mg/kg
nitrate (NO3-): ≤20 mg/kg
phosphate, silicate, arsenate (as PO43-): ≤10 mg/kg
sulfate (SO42-): ≤100 mg/kg

cation traces

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
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

absorption

cut-off at 360 nm in H2O at 0.05 M

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

Looking for similar products? Visit Product Comparison Guide

Compare Similar Items

View Full Comparison

Show Differences

1 of 4

This Item
M10194313461.93602
Ammonium molybdate tetrahydrate BioUltra, ≥99.0% (T)

09878

Ammonium molybdate tetrahydrate

Premium Grade
Ammonium molybdate tetrahydrate BioReagent, suitable for cell culture, suitable for insect cell culture, 81.0-83.0% MoO3 basis

M1019

Ammonium molybdate tetrahydrate

Essential+ Grade
Ammonium molybdate tetrahydrate ACS reagent, 99.98% trace metals basis

431346

Ammonium molybdate tetrahydrate

Essential Grade
solubility

H2O: 0.05 M at 20 °C, clear, colorless

solubility

-

solubility

-

solubility

-

density

2.498 g/mL at 25 °C (lit.)

density

2.498 g/mL at 25 °C (lit.)

density

2.498 g/mL at 25 °C (lit.)

density

-

cation traces

Ca: ≤10 mg/kg, Co: ≤5 mg/kg, Cu: ≤5 mg/kg, K: ≤50 mg/kg, Mn: ≤5 mg/kg, Ni: ≤5 mg/kg, Zn: ≤5 mg/kg, Cd: ≤5 mg/kg, Fe: ≤5 mg/kg, Na: ≤50 mg/kg, Cr: ≤5 mg/kg, Pb: ≤5 mg/kg, Mg: ≤5 mg/kg

cation traces

-

cation traces

Mg and allied cations: ≤0.01%, heavy metals: ≤0.001% (as lead)

cation traces

-

impurities

insoluble matter, passes filter test

impurities

-

impurities

≤0.005% insolubles

impurities

-

anion traces

chloride (Cl-): ≤10 mg/kg, phosphate, silicate, arsenate (as PO43-): ≤10 mg/kg, nitrate (NO3-): ≤20 mg/kg

anion traces

-

anion traces

chloride (Cl-): ≤0.002%, nitrate (NO3-): passes test, phosphate (PO43-): ≤5 ppm, sulfate (SO42-): ≤0.02%

anion traces

-

Other Notes

For the determination of phosphorus

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Customers Also Viewed

E. Seaman
Methods in Enzymology, 12b, 218-218 (1968)
Xiao Zhang et al.
Science advances, 6(40) (2020-10-02)
The direct growth of single-walled carbon nanotubes (SWCNTs) with narrow chiral distribution remains elusive despite substantial benefits in properties and applications. Nanoparticle catalysts are vital for SWCNT and more generally nanomaterial synthesis, but understanding their effect is limited. Solid catalysts
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
Pradeep Verma et al.
Bioresource technology, 102(4), 3941-3945 (2010-12-24)
Pretreatments for enzymatic saccharification are crucial for the establishment of lignocellulosic biorefineries. In this study, we focused on ammonium ions and peroxometal complexes as potential delignifying agents. We first examined the pretreatment of beech wood with nine different ammonium salts
Kyung Ho Park et al.
Journal of hazardous materials, 138(2), 311-316 (2006-07-25)
The petroleum refining industry makes extensive use of hydroprocessing catalysts. These catalysts contain environmentally critical and economically valuable metals such as Mo, V, Ni and Co. In the present study, a simple hydrometallurgical processing of spent hydrodesulphurization (HDS) catalyst for

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service