Qotho Minerals
Broederstroom, South AfricaAccepts international participants
Accreditation self-declared (SANAS)
Company in Broederstroom (North West Province) that runs proficiency testing schemes for mining and minerals laboratories – ores, concentrates, slags, alloys and metals – and, with AgriLASA, agricultural schemes for animal feeds, fertilisers, plants, soil and water; it also produces reference materials.
Testing fields
- Food & feed
- Water
- Environment, soil & air
- Materials & construction
- Other
Schemes (23)
Chrome
- Materials & construction
- Sample type
- Ore, concentrate, slag, ferrochrome
- Rounds/year
- 6
Cobalt
- Materials & construction
- Sample type
- Concentrate
- Rounds/year
- 6
Copper
- Materials & construction
- Sample type
- Ore, concentrate, tails
- Rounds/year
- 6
Copper Metal
- Materials & construction
- Sample type
- Cathode impurities, blister
- Rounds/year
- 6
Foundry Sands
- Materials & construction
- Sample type
- Coarse, fines
- Rounds/year
- 6
Gold
- Materials & construction
- Sample type
- Low, medium and high grades
- Rounds/year
- 6
Iron
- Materials & construction
- Sample type
- Exploration, product high grade
- Rounds/year
- 6
Manganese
- Materials & construction
- Sample type
- Low- and high-grade ore, alloy, slag
- Rounds/year
- 6
PGMs
- Materials & construction
- Sample type
- Ore, concentrate, tails
- Rounds/year
- 6
Zinc & Lead
- Materials & construction
- Sample type
- Zinc ore, concentrate, tails; lead concentrate
- Rounds/year
- 6
Aluminium
- Materials & construction
- Sample type
- Bauxite ore
Heavy Mineral Sands
- Materials & construction
- Sample type
- Titanium slag, rutile, ilmenite, zircon
Industrial Minerals
- Materials & construction
- Sample type
- Quartzite, limestone, dolomite
Lithium
- Materials & construction
- Sample type
- Low- and high-grade ore
Nickel
- Materials & construction
- Sample type
- Ore, concentrate
Reductants
- Materials & construction
- Sample type
- Coke, anthracite, coal
Tin & Tantalum
- Materials & construction
- Sample type
- Ore, concentrate, tails
Vanadium
- Materials & construction
- Sample type
- Vanadium pentoxide, nitrovan, ammonium metavanadate, modified vanadium oxide, ferrovanadium
Animal Feeds
- Food & feed
- Sample type
- Animal feed
- Rounds/year
- 6
Fertilisers
- Other
- Sample type
- Granular, liquid fertiliser
- Rounds/year
- 6
Plants
- Food & feed
- Sample type
- Plant material
- Rounds/year
- 6
Soil
- Environment, soil & air
- Sample type
- Soil
- Rounds/year
- 6
Water
- Water
- Sample type
- Water (not acidified)
- Rounds/year
- 6
| Scheme | Testing fields | Sample type | Analytes | Rounds/yr | Link |
|---|---|---|---|---|---|
| Chrome |
| Ore, concentrate, slag, ferrochrome | — | 6 | Scheme page for Chrome (opens in a new tab) |
| Cobalt |
| Concentrate | — | 6 | Scheme page for Cobalt (opens in a new tab) |
| Copper |
| Ore, concentrate, tails | — | 6 | Scheme page for Copper (opens in a new tab) |
| Copper Metal |
| Cathode impurities, blister | — | 6 | Scheme page for Copper Metal (opens in a new tab) |
| Foundry Sands |
| Coarse, fines | — | 6 | Scheme page for Foundry Sands (opens in a new tab) |
| Gold |
| Low, medium and high grades | — | 6 | Scheme page for Gold (opens in a new tab) |
| Iron |
| Exploration, product high grade | — | 6 | Scheme page for Iron (opens in a new tab) |
| Manganese |
| Low- and high-grade ore, alloy, slag | — | 6 | Scheme page for Manganese (opens in a new tab) |
| PGMs |
| Ore, concentrate, tails | — | 6 | Scheme page for PGMs (opens in a new tab) |
| Zinc & Lead |
| Zinc ore, concentrate, tails; lead concentrate | — | 6 | Scheme page for Zinc & Lead (opens in a new tab) |
| Aluminium |
| Bauxite ore | — | — | Scheme page for Aluminium (opens in a new tab) |
| Heavy Mineral Sands |
| Titanium slag, rutile, ilmenite, zircon | — | — | Scheme page for Heavy Mineral Sands (opens in a new tab) |
| Industrial Minerals |
| Quartzite, limestone, dolomite | — | — | Scheme page for Industrial Minerals (opens in a new tab) |
| Lithium |
| Low- and high-grade ore | — | — | Scheme page for Lithium (opens in a new tab) |
| Nickel |
| Ore, concentrate | — | — | Scheme page for Nickel (opens in a new tab) |
| Reductants |
| Coke, anthracite, coal | — | — | Scheme page for Reductants (opens in a new tab) |
| Tin & Tantalum |
| Ore, concentrate, tails | — | — | Scheme page for Tin & Tantalum (opens in a new tab) |
| Vanadium |
| Vanadium pentoxide, nitrovan, ammonium metavanadate, modified vanadium oxide, ferrovanadium | — | — | Scheme page for Vanadium (opens in a new tab) |
| Animal Feeds |
| Animal feed | — | 6 | Scheme page for Animal Feeds (opens in a new tab) |
| Fertilisers |
| Granular, liquid fertiliser | — | 6 | Scheme page for Fertilisers (opens in a new tab) |
| Plants |
| Plant material | — | 6 | Scheme page for Plants (opens in a new tab) |
| Soil |
| Soil | — | 6 | Scheme page for Soil (opens in a new tab) |
| Water |
| Water (not acidified) | — | 6 | Scheme page for Water (opens in a new tab) |
Accreditation
- Status
- Accreditation self-declared
- Accreditation body
- SANAS
- Certificate number
- PTS0012
Self-declared: stated by the provider and not yet verified by EqasOnline.
About this listing
Compiled from Qotho Minerals's own published information or sent in by the provider, and reviewed by EqasOnline. Check scheme details, fees and dates with the provider before you enrol. 23 schemes listed here.
Last updated 29 Oct 2026.
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