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Materials & product codes
Browse 34 critical material entries and 17 strategic entries, then manage the product-code lists used when recording intake.
| Material | Symbol | CRM | SRM | Group | Grade qualifier | Coverage | Notes |
|---|---|---|---|---|---|---|---|
| Antimony | Sb | CRM | — | — | — | coefficient | Occurs in flame retardants and some alloys. |
| Arsenic | As | CRM | — | — | — | assay only | GaAs in legacy semiconductors and LEDs. |
| Baryte | BaSO4 | CRM | — | — | — | gap | Rarely targeted in WEEE streams. |
| Bauxite | Al2O3·nH2O | CRM | SRM | — | metallurgical grade | gap | Aluminium ore; strategic via aluminium value chain. |
| Beryllium | Be | CRM | — | — | — | assay only | Be-Cu springs and connectors. |
| Bismuth | Bi | CRM | SRM | — | — | coefficient | Low-melting solder alloys (e.g. 58% Bi Sn-Bi). |
| Boron | B | CRM | SRM | — | metallurgy grade | gap | NdFeB magnet dopant; metallurgy grade qualifier. |
| Cerium | Ce | — | analyte | REE | — | coefficient | Polishing, phosphors; constituent of LREE group. |
| Cobalt | Co | CRM | SRM | — | battery grade | coefficient | Li-ion cathodes (LCO, NMC); battery-grade qualifier. |
| Coking coal | — | CRM | — | — | — | gap | Not a WEEE material; registry completeness only. |
| Copper | Cu | CRM | SRM | — | — | coefficient | Wiring, windings, PCB traces; typically 25 wt% in populated PCBs. |
| Dysprosium | Dy | — | analyte | REE | — | coefficient | NdFeB magnet additive; constituent of HREE group. |
| Feldspar | — | CRM | — | — | — | gap | Not a WEEE material; registry completeness only. |
| Fluorspar | CaF2 | CRM | — | — | — | gap | Not typically recovered from WEEE. |
| Gallium | Ga | CRM | SRM | — | — | assay only | GaAs/GaN semiconductors and LEDs. |
| Germanium | Ge | CRM | SRM | — | — | gap | Legacy semiconductors, fibre optics. |
| Gold | Au | — | analyte | — | — | coefficient | Commercial analyte; not a CRM/SRM entry — excluded from CRM totals. |
| Hafnium | Hf | CRM | — | — | — | gap | Trace in advanced semiconductors. |
| Heavy rare earth elements | — | CRM | SRM | REE | — | coefficient | Dy, Tb in NdFeB magnets; group total is an alternative view of constituent elements, never additive. |
| Helium | He | CRM | — | — | — | gap | Not contained in WEEE hardware; registry completeness only. |
| Indium | In | — | analyte | — | — | coefficient | Commercial analyte (ITO displays); not a CRM/SRM entry — excluded from CRM totals. |
| Lanthanum | La | — | analyte | REE | — | coefficient | NiMH batteries, phosphors; constituent of LREE group. |
| Light rare earth elements | — | CRM | SRM | REE | — | coefficient | Nd, Pr, Ce, La in magnets, phosphors, NiMH batteries. |
| Lithium | Li | CRM | SRM | — | battery grade | coefficient | Li-ion cells; distinguish cells from packs. |
| Magnesium | Mg | CRM | SRM | — | metal | assay only | Light-alloy laptop and device casings. |
| Manganese | Mn | CRM | SRM | — | battery grade | coefficient | NMC cathodes, some steels; battery-grade qualifier. |
| Natural graphite | C | CRM | SRM | — | battery grade | coefficient | Li-ion anodes; keep total carbon separate from graphite identification. |
| Neodymium | Nd | — | analyte | REE | — | coefficient | NdFeB permanent magnets; constituent of LREE group. |
| Nickel | Ni | CRM | SRM | — | battery grade | coefficient | NMC cathodes, NiMH batteries, connectors; keep total Ni separate from battery-grade qualification. |
| Niobium | Nb | CRM | — | — | — | gap | Capacitors and alloys; rarely quantified in WEEE. |
| Palladium | Pd | — | analyte | PGM | — | coefficient | MLCCs and connectors; constituent of PGM group. |
| Phosphate rock | — | CRM | — | — | — | gap | Not a WEEE material; registry completeness only. |
| Phosphorus | P | CRM | — | — | — | gap | Flame retardants; not recovered as elemental P. |
| Platinum | Pt | — | analyte | PGM | — | coefficient | Contacts, HDD platters; constituent of PGM group. |
| Platinum group metals | — | CRM | SRM | PGM | — | coefficient | Pd, Pt in MLCCs, connectors, catalysts; group total is alternative view of elements. |
| Praseodymium | Pr | — | analyte | REE | — | coefficient | NdFeB permanent magnets; constituent of LREE group. |
| Scandium | Sc | CRM | — | — | — | gap | Trace in some alloys; no operational coefficient. |
| Silicon metal | Si | CRM | SRM | — | metal | assay only | Semiconductor grade qualifier; keep total Si separate. |
| Silver | Ag | — | analyte | — | — | coefficient | Commercial analyte; not a CRM/SRM entry — excluded from CRM totals. |
| Strontium | Sr | CRM | — | — | — | gap | Ferrite magnets, glass; no operational coefficient. |
| Tantalum | Ta | CRM | — | — | — | coefficient | Ta capacitors on PCBs; flagship CRM example. |
| Terbium | Tb | — | analyte | REE | — | coefficient | Magnets and phosphors; constituent of HREE group. |
| Titanium metal | Ti | CRM | SRM | — | metal | gap | Casings and alloys; keep total Ti separate from metal-form qualification. |
| Tungsten | W | CRM | SRM | — | — | assay only | Vibration motors, contacts, tooling wear. |
| Vanadium | V | CRM | — | — | — | gap | Alloys; rarely in WEEE streams. |
Manage product-code lists
Classification versions
Intake (64), PDF (62), recipe (40) and output (37) catalogues are versioned independently. Approved versions are locked — create a draft to add codes, then approve once the loaded count matches the declared count. Bulk-load codes on the CSV Import page.
Facility intake catalogue
intake · version 2025-H1
8 / 64 declared
approved
56 codes missing
Product category PDF
intake · version 2025-H1
3 / 62 declared
approved
59 codes missing
Processing recipes
process · version 2025-H1
4 / 40 declared
approved
36 codes missing
Output report groups
output · version 2025-H1
8 / 37 declared
approved
29 codes missing