Ammonium paratungstate (production - solvent extraction)
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The activity generating the emissions is ammonium paratungstate production, solvent extraction. 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 ordinary ordinary transforming activity. Please refer to the ecoinvent documentation here for full details: https://ecoquery.ecoinvent.org/3.11/cutoff/dataset/23559/documentation.
| Property | Value |
|---|---|
| Name | Ammonium paratungstate (production - solvent extraction) |
| Sector | Materials and Manufacturing |
| Category | Metals |
| Source | ecoinvent |
| Source Dataset | Cut-off Cumulative LCIA v3.11 |
| Region | |
Unit Type | |
| Year | 1979 |
| Year Released | 2024 |
| Emission Factor |
|
LCA Activity | unknown |
Supported CO2e Calculation Method | AR5, AR6 |
| Data Versioning |
|
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