Ammonium paratungstate (market for)
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The activity generating the emissions is market for ammonium paratungstate. The Reference Product is ammonium paratungstate. Ammonium Paratungstate (APT) has the chemical formula (NH4)10(H2W12O42) 4H2O and is the most important intermediate product for all tungsten products. Lassner, E., Schubert, W.-D., Lüderitz, E., Wolf, H.U., 2000. Tungsten, Tungsten Alloys, and Tungsten Compounds. In Ullmann’s Encyclopedia of Industrial Chemistry. Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim, Germany, pp. 1–53. https://doi.org/10.1002/14356007.a27_229 The Reference Product amount is 1. The cut-off classification is allocatable product. The activity type is market activity. Please refer to the ecoinvent documentation for full details: https://ecoquery.ecoinvent.org/3.12/cutoff/dataset/23343/documentation
| Property | Value |
|---|---|
| Name | Ammonium paratungstate (market for) |
| Sector | Materials and Manufacturing |
| Category | Metals |
| Source | ecoinvent |
| Source Dataset | Cut-off Cumulative LCIA v3.12 |
| Region | |
Unit Type | |
| Year | 1979 |
| Year Released | 2025 |
| Emission Factor |
|
| Scopes | 3.1 |
LCA Activity | cradle_to_consumer |
Supported CO2e Calculation Method | AR5, AR6 |
| Data Versioning |
|
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