Table 23.
Life cycle inventory for producing 1 kg of HAuCl4.3H2O.
| Input | kind of flow | Unit | Value | Ecoinvent V3.4 |
|---|---|---|---|---|
| Gold | Input | kg | 0.540 | Gold production |gold| APOS, S - RoW |
| HNO3 | Input | kg | 13.57 | Nitric acid production, product in 50% solution state |nitric acid, without water, in 50% solution| APOS, S -RER |
| HCl | Input | kg | 68.07 | Market for Hydrochloric acid, without water, in 30% solid state, APOS S-RER |
| Water cooling | Input | m3 | 0.0240 | Water, cooling, unspecified natural origin, DE |
| Water process | Input | m3 | 0.0150 | Water, unspecified natural origin, DE |
| Electricity | Input | MJ | 1.2160 | Market for electricity, medium voltage | electricity, medium voltage| APOS, S, DE |
| Freight transport | Input | Ton*km | 3.0762 | Market for transport, freight, lorry > 32 metric ton, EURO 6 |transport, freight, lorry >32 metric ton, EURO 6|APOS,S-GLO |
| Rail train transport | Input | Ton*km | 21.755 | Market for transport, freight train |Transport freight train| APOS, S - Europe without Switzerland |
| Infrastructure | Input | Unit | 4E-10 | Market for chemical factory, organics | chemical factory organics | APOS, S, GLO |
| Hydrogen chloride | Emission to air | kg | 0.3660 | Hydrogen chloride, emission to air, unspecified |
| Nitrogen dioxide | Emission to air | kg | 0.3772 | Nitrogen dioxide, emission to air, unspecified |
| Nitrogen monoxide | Emission to air | kg | 5.9048 | Nitrogen monoxide, emission to air, unspecified |
| Chlorine | Emission to air | kg | 17.567 | Chlorine, emission to air, unspecified |
| Heat | Emission to air | MJ | 1.2160 | Heat, waste, emission to air, unspecified |
| Gold ions | Emission to water | kg | 0.0385 | Gold, emission to water, unspecified |
| Water | Emission to water | m3 | 0.0105 | Wastewater, m3, emission to water, unspecified |
| Chlorine ions | Emission to water | kg | 0.0139 | Chlorine, emission to water, unspecified |