H C Starck Ammonium Metatungstate (AMT)

Ammonium Metatungstate (AMT) is a grayish white crystalline powder which is highly soluble in water and used for the production of tungsten metal powder and catalysts.

Labeling Claims: High Purity

Features: High Reactivity

Technical Data Sheet

Enhanced TDS

Knowde-enriched technical product data sheet

Identification & Functionality

Features & Benefits

Labeling Claims
Base Chemicals Features

Applications & Uses

Properties

Physical Form
Chemical Properties
ValueUnitsTest Method / Conditions
Aluminium Contentmax. 5ppm-
Arsenic Contentmax. 5ppm-
Iron Contentmax. 10ppm-
Insoluble in Watermax. 250ppm-
Molybdenum Contentmax. 20ppm-
Sodium Contentmax. 10ppm-
Phosphorus Contentmax. 10ppm-
Silicon Contentmax. 5ppm-
WO₃ (Calculated)³91.0 - 92.0%-
Physical Properties
ValueUnitsTest Method / Conditions
Loss on Ignition (750°C/2.0h)8.0 - 9.0%-
Sieve Analysis² (+2 mm)max. 1%-
Notes
  • 2 - Screening method JEL
  • 3 - Calculated as 100% - LOI.

Regulatory & Compliance

Certifications & Compliance
Regulation

Hazards identification in Advertising (Regulation (EC) No 1272/2008 Article 48) - Acute toxicity Category 4.

Reach Registration

REACh Registration acc. REGULATION (EC) No 1907/2006 dated December 18, 2006
H.C. Starck is taking all necessary actions under REACh in order to continue the supply of its products. All components of the HCST products are registered, pre-registered or exempted from registration.

Packaging & Availability

Packaging Type
Packaging
  • 1000 kg in FIBC (Big Bag) with liner.
  • 125 kg in 60 L steel drum with polyethylene bag.

Storage & Handling

Storage and Handling

The user must observe all the relevant safety regulations in force in the country of use. Store in a closed container.