Ammonium molybdate (para) tetrahydrate, 99%, Thermo Scientific Chemicals

Product Code. 11484814

Brand: Thermo Scientific Alfa Aesar A13766.18

Description

Ammonium molybdate tetrahydrate is widely utilized in cryo-negative staining which helps to visualize particles while preserving the sample. It is used as a catalyst to desulfurize thiophene and its derivatives. It serves as an analytical reagent to measure the amount of phosphates, silicates, arsenates and lead in an aqueous solution. It is also used in electroplating, in fertilizers for crops and in the production of molybdenum metal and ceramics. It is used as an analgesic in medical field.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Ammonium molybdate tetrahydrate is widely utilized in cryo-negative staining which helps to visualize particles while preserving the sample. It is used as a catalyst to desulfurize thiophene and its derivatives. It serves as an analytical reagent to measure the amount of phosphates, silicates, arsenates and lead in an aqueous solution. It is also used in electroplating, in fertilizers for crops and in the production of molybdenum metal and ceramics. It is used as an analgesic in medical field.

Solubility
Soluble in water. Insoluble in alcohol.

Notes
Incompatible with strong oxidizing agents and strong acids.

Specifications

Chemical Identifiers

• CAS: 12054-85-2
• Molecular Formula: (NH₄)₆Mo₇O₂₄·4H₂O
• MDL Number: MFCD00167059
• Synonym: Ammonium heptamolybdate tetrahydrate; Ammonium paramolybdate tetrahydrate

• Melting Point: ∼190°C (decomposition)
• Quantity: 50 g
• Merck Index: 14,533
• Solubility Information: Soluble in water. Insoluble in alcohol.
• Formula Weight: 1235.86 (1163.79 Anhydrous)
• Percent Purity: 99%
• Density: 2.498
• Chemical Name or Material: Ammonium molybdate (para) tetrahydrate

Safety and Handling

Product Identifier

• Ammonium molybdate (para) tetrahydrate

Signal Word

• Warning

Hazard Category

• Skin corrosion/irritation Category 2
• Serious eye damage/eye irritation Category 2
• Specific target organ toxicity Category 3

Hazard Statement

• H315-Causes skin irritation.
• H319-Causes serious eye irritation.
• H335-May cause respiratory irritation.

Precautionary Statement

• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
• P405-Store locked up.
• P501b-Dispose of contents/container in accordance with local/regional/national/international regulations.

SDS

RUO – Research Use Only