Accreditation self-declared (ČIA)
Prague company that organises accredited proficiency testing for environmental laboratories, covering chemical analysis of water, soil, sludge and waste, microbiological and biological water analysis, ecotoxicity, sensory analysis of water, sampling of water and sludge, and asphalt mixtures.
PT/CHA/2/2026 – SAA a SOA voda
PT/CHA/2
PT/CHA/4/2026 – ZCHR pitná a povrchová voda
PT/CHA/4
PT/CHA/8/2026 – ZCHR
PT/CHA/8
PT/CHA/9/2026 – NEL, EL, C10 až C40, tuky a oleje
PT/CHA/9
PT/CHA/10/2026 – kovy a AOX, PAU, TOL
PT/CHA/10
PT/CHA/1a7/2026 – kovy a SOA zemina
PT/CHA/1a7
PT/CHA/3/2026 – kal
PT/CHA/3
PT/CHA/6/2026 – odpad
PT/CHA/6
PT/MB/1/2026 – mikrobiologický rozbor vody
PT/MB/1
PT/Bi/1/2026 – biologický rozbor vody
PT/Bi/1
PT/TX/1/2026 – ekotoxicita
PT/TX/1
PT/SA/1/2026 – senzorická analýza vod
PT/SA/1
PT/S/OV/1/2026 – vzorkování odpadní vody
PT/S/OV/1
PT/S/PSV/1/2026 – vzorkování pitné vody a vody určené k výrobě pitné vody
PT/S/PSV/1
PT/AS/PAU/1/2026 – asfaltové směsi
PT/AS/PAU/1
| Scheme | Testing fields | Sample type | Analytes | Rounds/yr | Link |
|---|---|---|---|---|---|
| PT/CHA/2/2026 – SAA a SOA vodaPT/CHA/2 |
| — | Trace and inorganic analytes in water | — | Scheme page for PT/CHA/2/2026 – SAA a SOA voda (opens in a new tab) |
| PT/CHA/4/2026 – ZCHR pitná a povrchová vodaPT/CHA/4 |
| Drinking and surface water | Basic chemical analysis | — | Scheme page for PT/CHA/4/2026 – ZCHR pitná a povrchová voda (opens in a new tab) |
| PT/CHA/8/2026 – ZCHRPT/CHA/8 |
| — | Basic chemical analysis | — | Scheme page for PT/CHA/8/2026 – ZCHR (opens in a new tab) |
| PT/CHA/9/2026 – NEL, EL, C10 až C40, tuky a olejePT/CHA/9 |
| — | NEL, extractable substances, C10-C40, fats and oils | — | Scheme page for PT/CHA/9/2026 – NEL, EL, C10 až C40, tuky a oleje (opens in a new tab) |
| PT/CHA/10/2026 – kovy a AOX, PAU, TOLPT/CHA/10 |
| — | Metals, AOX, PAH, volatile organics | — | Scheme page for PT/CHA/10/2026 – kovy a AOX, PAU, TOL (opens in a new tab) |
| PT/CHA/1a7/2026 – kovy a SOA zeminaPT/CHA/1a7 |
| Soil | Metals and inorganic analytes | — | Scheme page for PT/CHA/1a7/2026 – kovy a SOA zemina (opens in a new tab) |
| PT/CHA/3/2026 – kalPT/CHA/3 |
| Sludge | — | — | Scheme page for PT/CHA/3/2026 – kal (opens in a new tab) |
| PT/CHA/6/2026 – odpadPT/CHA/6 |
| Waste | — | — | Scheme page for PT/CHA/6/2026 – odpad (opens in a new tab) |
| PT/MB/1/2026 – mikrobiologický rozbor vodyPT/MB/1 |
| — | — | — | Scheme page for PT/MB/1/2026 – mikrobiologický rozbor vody (opens in a new tab) |
| PT/Bi/1/2026 – biologický rozbor vodyPT/Bi/1 |
| — | Biological water analysis | — | Scheme page for PT/Bi/1/2026 – biologický rozbor vody (opens in a new tab) |
| PT/TX/1/2026 – ekotoxicitaPT/TX/1 |
| — | Ecotoxicity tests | — | Scheme page for PT/TX/1/2026 – ekotoxicita (opens in a new tab) |
| PT/SA/1/2026 – senzorická analýza vodPT/SA/1 |
| — | Sensory analysis of water | — | Scheme page for PT/SA/1/2026 – senzorická analýza vod (opens in a new tab) |
| PT/S/OV/1/2026 – vzorkování odpadní vodyPT/S/OV/1 |
| — | Waste water sampling | — | Scheme page for PT/S/OV/1/2026 – vzorkování odpadní vody (opens in a new tab) |
| PT/S/PSV/1/2026 – vzorkování pitné vody a vody určené k výrobě pitné vodyPT/S/PSV/1 |
| — | Drinking and raw water sampling | — | Scheme page for PT/S/PSV/1/2026 – vzorkování pitné vody a vody určené k výrobě pitné vody (opens in a new tab) |
| PT/AS/PAU/1/2026 – asfaltové směsiPT/AS/PAU/1 |
| Asphalt mixtures | PAH | — | Scheme page for PT/AS/PAU/1/2026 – asfaltové směsi (opens in a new tab) |
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Compiled from CSlab spol. s r.o.'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. 15 schemes listed here.
Last updated 1 Nov 2026.
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