🇨🇿 CHEVAK Cheb, a.s. PL
Water & wastewaterMicrobiologyEnvironment
CHEVAK Cheb, a.s. is a laboratory accredited by ČIA under number 1442 (Cheb, Czech Republic). Its accreditation scope covers 53 test methods in the following areas: Water & wastewater, Microbiology, Environment. Test objects include: Drinking, surface and ground water, Drinking, surface, ground and waste water, Sludge, Surface and waste water.
At a glance
- Accreditation number: ČIA 1442
- Methods in scope: 53
- Types of test objects: 11
- City: Cheb, Czech Republic
- Valid until: 26-10-2027
- Accreditation number
- 1442
- Accreditation body
- ČIA
- Address
- Tršnická 4/11, Hradiště, 350 02 Cheb
- City
- Cheb, Czech Republic
- Division
- Laboratorium Centralne CHEVAK Cheb, a.s.
- Valid until
- 26-10-2027
What this laboratory tests (11)
- Drinking, surface and ground water — 19 methods
- Drinking, surface, ground and waste water — 11 methods
- Sludge — 5 methods
- Surface and waste water — 4 methods
- Surface, ground and waste water — 4 methods
- Drinking water — 3 methods
- Surface and ground water — 2 methods
- Waste water — 2 methods
- Drinking and ground water — 1 method
- Drinking and raw water — 1 method
- Surface water — 1 method
Certificate information
- Certificate date
- 17.04.2026
Accreditation scope — test methods (53)
| No. | Test object | Methodology / Parameters | Technique | Reference document | |
|---|---|---|---|---|---|
| Test methods | |||||
| 1 | Drinking, surface and ground water | Determination of manganese by spectrophotometry Regulated area: Tests |
SOP č.5-PV/02 (ČSN ISO 6333) | ||
| 2 | Drinking, surface and ground water | Determination of total iron by spectrophotometry with 1,10-phenanthroline Regulated area: Tests |
SOP č.6-PV/02 (ČSN ISO 6332) | ||
| 3 | Drinking, surface and ground water | Determination of dissolved fluorides by spectrophotometry Regulated area: Tests |
SOP č.7-PV/02 (TNV 75 7431) | ||
| 4 | Drinking, surface and ground water | Determination of aluminium by spectrophotometry Regulated area: Tests |
SOP č.8-PV/02 (ČSN ISO 10566) | ||
| 5 | Drinking, surface and ground water | Determination of pH by potentiometry Regulated area: Tests |
SOP č.9-PV/02 (ČSN ISO 10523) | ||
| 6 | Drinking, surface and ground water | Determination of chemical oxygen demand by permanganate (CODMn) by titration Regulated area: Tests |
SOP č.11-PV/02 (ČSN EN ISO 8467) | ||
| 7 | Drinking, surface and ground water | Determination of absorbance at a wavelength of 254 nm by spectrophotometry Regulated area: Tests |
SOP č.17-PV/02 (ČSN 75 7360) | ||
| 8 | Drinking, surface and ground water | Determination of electrical conductivity Regulated area: Tests |
SOP č.18-PV/02 (ČSN EN 27888) | ||
| 9 | Drinking, surface and ground water | Determination of colour by photometry Regulated area: Tests |
SOP č.19-PV/O4 (ČSN EN ISO 7887 - metoda B) | ||
| 10 | Drinking water | Determination of free chlorine by spectrophotometry using a HACH kit Regulated area: Tests |
SOP č.20-PV/04 (ČSN EN ISO 7393-2, návod firmy HACH) | ||
| 11 | Drinking, surface and ground water | Determination of turbidity by nephelometry Regulated area: Tests |
SOP č.22-PV/19 (ČSN EN ISO 7027-1, kapitola 5.3) | ||
| 12 | Drinking, surface, ground and waste water | Determination of dissolved oxygen by electrochemical method Regulated area: Tests |
SOP č.23-PV/05 (ČSN EN ISO 5814) | ||
| 13 | Drinking, surface, ground and waste water | Determination of temperature Regulated area: Tests |
SOP č.29-L/12 (ČSN 75 7342) | ||
| 14 | Drinking, surface and ground water | Determination of base neutralising capacity (BNC8.3) by acid-base titration Regulated area: Tests |
SOP č.28-PV/12 (ČSN 75 7372) | ||
| 15 | Drinking, surface and ground water | Enumeration of culturable micro-organisms by inoculation in a nutrient agar culture medium Regulated area: Tests |
SOP č.3-BA/12 (ČSN EN ISO 6222) | ||
| 16 | Surface and ground water | Determination of thermotolerant coliform bacteria and Escherichia coli by the membrane filtration method Regulated area: Tests |
SOP č.4-BA/12 (ČSN 75 7835) | ||
| 17 | Drinking water | Determination of Escherichia coli and coliform bacteria by the membrane filtration method Regulated area: Tests |
SOP č.5-BA/15 (ČSN EN ISO 9308-1) | ||
| 18 | Drinking, surface and ground water | Determination of Clostridium perfringens by the membrane filtration method Regulated area: Tests |
SOP č.11-BA/22 (ČSN EN ISO 14189) | ||
| 19 | Drinking, surface and ground water | Determination of intestinal enterococci by the membrane filtration method Regulated area: Tests |
SOP č.7-BA/12 (ČSN EN ISO 7899-2) | ||
| 20 | Surface and ground water | Determination of coliform bacteria in non-disinfected water by the membrane filtration method Regulated area: Tests |
SOP č.8-BA/12 (ČSN 75 7837) | ||
| 21 | Drinking, surface and ground water | Determination of abioseston by microscopy Regulated area: Tests |
SOP č.10-Bi/12 (ČSN 75 7713) | ||
| 22 | Drinking, surface and ground water | Determination of bioseston by microscopy Regulated area: Tests |
SOP č.9-Bi/12 (ČSN 75 7712) | ||
| 23 | Surface and waste water | Determination of suspended solids at 105°C by gravimetry Regulated area: Tests |
SOP č.5-OV/02 (ČSN EN 872) | ||
| 24 | Surface and waste water | Determination of dissolved solids dried at 105°C (RL) and ignited at 550°C (dissolved inorganic salts, RAS) by gravimetry dissolved solids dried at 105°C (RL) dissolved inorganic salts (RAS) Regulated area: Tests |
SOP č.6-OV/02 (ČSN 75 7346; ČSN 75 7347) | ||
| 25 | Surface and waste water | Determination of biochemical oxygen demand after five days (BOD5) by the dilution and seeding method with an optical probe Regulated area: Tests |
SOP č.7-OV/18 - část A (ČSN EN ISO 5815-1) | ||
| 26 | Drinking, surface and ground water | Determination of biochemical oxygen demand after five days (BOD5) by the method for undiluted samples, electrochemically Regulated area: Tests |
SOP č.7-OV/18 - část B (ČSN EN 1899-2) | ||
| 27 | Surface and waste water | Determination of pH by potentiometry Regulated area: Tests |
SOP č.11-OV/05 (ČSN ISO 10523) | ||
| 28 | Sludge | Determination of dry matter and residue on ignition by gravimetry, water content and loss on ignition by calculation from measured values dry matter residue on ignition water content (calculated), loss on ignition (calculated) Regulated area: Tests |
SOP č.15-OV/18 - část I (ČSN EN 15934 – metoda A; ČSN EN 15935) | ||
| 29 | Sludge | Determination of Kjeldahl nitrogen by titration after mineralisation with selenium and total nitrogen by calculation from measured values Kjeldahl nitrogen total nitrogen (calculated) Regulated area: Tests |
SOP č.15-OV/18 - část III (ČSN EN 16169) | ||
| 30 | Sludge | Determination of pH by potentiometry Regulated area: Tests |
SOP č.15-OV/18 - část IV (ČSN EN ISO 10390) | ||
| 31 | Drinking water | Indicative sensory analysis – determination of odour and taste Regulated area: Tests |
SOP č.24-PV/19 (ČSN 75 7340, kapitola 8 a 9) | ||
| 32 | Drinking, surface, ground and waste water | Determination of mercury by atomic absorption (AMA) Regulated area: Tests |
SOP č.7-AAS/09 - část A (ČSN 75 7440) | ||
| 33 | Sludge | Determination of mercury by atomic absorption (AMA) Regulated area: Tests |
SOP č.7-AAS/09 - část B (ČSN 75 7440) | ||
| 34 | Drinking, surface and ground water | Determination of boron by spectrophotometry Regulated area: Tests |
SOP č.25-PV/09 (ČSN ISO 9390) | ||
| 35 | Drinking, surface, ground and waste water | Determination of adsorbable organically bound halogens (AOX) by microcoulometric titration Regulated area: Tests |
SOP č.8-AAS/16 - část A (ČSN EN ISO 9562) | ||
| 36 | Sludge | Determination of adsorbable organically bound halogens (AOX) by microcoulometric titration Regulated area: Tests |
SOP č.8-AAS/16 - část B (ČSN EN 16166) | ||
| 37 | Drinking and raw water | Determination of threshold odour number (TON) and threshold flavour number (TFN) Regulated area: Tests |
SOP č. 29-PV/19 (ČSN EN 1622) | ||
| 38 | Drinking, surface, ground and waste water | Determination of ammonium ions by discrete photometry and ammonium nitrogen by calculation from measured values ammonium ions ammonium nitrogen (calculated) Regulated area: Tests |
SOP č.1-G/19 (ČSN EN ISO 15923-1; Aplikační list metody fy Thermo Scientific) | ||
| 39 | Drinking, surface, ground and waste water | Determination of nitrites by discrete photometry and nitrite nitrogen by calculation from measured values nitrites nitrite nitrogen (calculated) Regulated area: Tests |
SOP č.2-G/19 (ČSN EN ISO 15923-1; Aplikační list metody fy Thermo Scientific) | ||
| 40 | Drinking, surface, ground and waste water | Determination of the sum of nitrates and nitrites after reduction with hydrazine by discrete photometry and of nitrates, nitrate nitrogen and inorganic nitrogen by calculation from measured values sum of nitrates and nitrites nitrates (calculated), nitrate nitrogen (calculated), inorganic nitrogen (calculated) Regulated area: Tests |
SOP č. 3-G/19 (ČSN EN ISO 15923-1; Aplikační list metody fy Thermo Scientific) | ||
| 41 | Drinking, surface, ground and waste water | Determination of acid neutralising capacity (ANC4.5) by discrete photometry Regulated area: Tests |
SOP č. 4-G/19 (Aplikační list metody fy Thermo Scientific) | ||
| 42 | Drinking, surface, ground and waste water | Determination of chlorides by discrete photometry Regulated area: Tests |
SOP č. 5-G/19 (ČSN EN ISO 15923-1; Aplikační list metody fy Thermo Scientific) | ||
| 43 | Drinking, surface, ground and waste water | Determination of sulphates by nephelometrically measured turbidity by discrete photometry Regulated area: Tests |
SOP č. 6-G/19 (ČSN EN ISO 15923-1; Aplikační list metody fy Thermo Scientific) | ||
| 44 | Drinking, surface, ground and waste water | Determination of orthophosphates by discrete photometry and orthophosphate phosphorus by calculation from measured values orthophosphates orthophosphate phosphorus (calculated) Regulated area: Tests |
SOP č. 7-G/19 (ČSN EN ISO 15923-1; Aplikační list metody fy Thermo Scientific) | ||
| 45 | Drinking, surface and ground water | Determination of calcium and magnesium by discrete photometry and total hardness by calculation from measured values calcium magnesium total hardness (calculated) Regulated area: Tests |
SOP č. 8-G/19 (Aplikační listy metody fy Thermo Scientific) | ||
| 46 | Surface, ground and waste water | Determination of CODCr by spectrophotometry using the sealed-tube method with a Hach cuvette test Regulated area: Tests |
SOP č. 1-H/20 (ČSN ISO 15705; Aplikační list firmy HACH pro sady LCI 400 a LCI 500) | ||
| 47 | Surface, ground and waste water | Determination of total phosphorus by spectrophotometry using a Hach cuvette test Regulated area: Tests |
SOP č. 2-H/20 (Aplikační list firmy HACH pro sady LCK 349 a LCK 350) | ||
| 48 | Surface, ground and waste water | Determination of total nitrogen by spectrophotometry using a Hach cuvette test and organic nitrogen by calculation from measured values total nitrogen organic nitrogen (calculated) Regulated area: Tests |
SOP č. 3-H/20 (Aplikační list firmy HACH pro sady LCK 338 a LCK 138) | ||
| 49 | Surface, ground and waste water | Determination of anionic surfactants by spectrophotometry using a Hach cuvette test Regulated area: Tests |
SOP č. 4-H/20 (Aplikační list firmy HACH pro sady LCK 332 a LCK 432) | ||
| 50 | Drinking and ground water | Sampling of drinking water and water intended for treatment into drinking water Regulated area: Sampling |
SOP odběr č. 1-L/04 (ČSN EN ISO 5667-1; ČSN EN ISO 5667-3; ČSN ISO 5667-5; ČSN ISO 5667-11; ČSN EN ISO 5667-14; ČSN ISO 5667-21; ČSN EN ISO 19458; Vyhláška 252/2004 Sb.) | ||
| 51 | Surface water | Sampling from watercourses and water reservoirs Regulated area: Sampling |
SOP odběr č. 2-L/04 (ČSN EN ISO 5667-1; ČSN EN ISO 5667-3; ČSN ISO 5667-4, kap. 12; ČSN EN ISO 5667-6; ČSN EN ISO 5667-14; ČSN EN ISO 19458) | ||
| 52 | Waste water | Sampling of waste water (manual sampling) Regulated area: Sampling |
SOP odběr č. 3-L/04 - část A (ČSN EN ISO 5667-1; ČSN EN ISO 5667-3; ČSN ISO 5667-10; ČSN EN ISO 5667-14; ČSN 75 7315) | ||
| 53 | Waste water | Sampling of waste water (by automatic sampling device) Regulated area: Sampling |
SOP odběr č. 3-L/04 - část B (ČSN EN ISO 5667-1; ČSN EN ISO 5667-3; ČSN ISO 5667-10; ČSN EN ISO 5667-14; ČSN 75 7315) | ||
Reference standards (111)
Aplikační list firmy HACH pro sady LCI 400 a LCI 500
Aplikační list firmy HACH pro sady LCK 332 a LCK 432
Aplikační list firmy HACH pro sady LCK 338 a LCK 138
Aplikační list firmy HACH pro sady LCK 349 a LCK 350
Aplikační list metody fy Thermo Scientific
Aplikační listy metody fy Thermo Scientific
SOP odběr č. 1-L/04
SOP odběr č. 2-L/04
SOP odběr č. 3-L/04 - část A
SOP odběr č. 3-L/04 - část B
SOP č. 1-H/20
SOP č. 2-H/20
SOP č. 29-PV/19
SOP č. 3-G/19
SOP č. 3-H/20
SOP č. 4-G/19
SOP č. 4-H/20
SOP č. 5-G/19
SOP č. 6-G/19
SOP č. 7-G/19
SOP č. 8-G/19
SOP č.1-G/19
SOP č.10-Bi/12
SOP č.11-BA/22
SOP č.11-OV/05
SOP č.11-PV/02
SOP č.15-OV/18 - část I
SOP č.15-OV/18 - část III
SOP č.15-OV/18 - část IV
SOP č.17-PV/02
SOP č.18-PV/02
SOP č.19-PV/O4
SOP č.2-G/19
SOP č.20-PV/04
SOP č.22-PV/19
SOP č.23-PV/05
SOP č.24-PV/19
SOP č.25-PV/09
SOP č.28-PV/12
SOP č.29-L/12
SOP č.3-BA/12
SOP č.4-BA/12
SOP č.5-BA/15
SOP č.5-OV/02
SOP č.5-PV/02
SOP č.6-OV/02
SOP č.6-PV/02
SOP č.7-AAS/09 - část A
SOP č.7-AAS/09 - část B
SOP č.7-BA/12
SOP č.7-OV/18 - část A
SOP č.7-OV/18 - část B
SOP č.7-PV/02
SOP č.8-AAS/16 - část A
SOP č.8-AAS/16 - část B
SOP č.8-BA/12
SOP č.8-PV/02
SOP č.9-Bi/12
SOP č.9-PV/02
TNV 75 7431
Vyhláška 252/2004 Sb.
návod firmy HACH
ČSN 75 7315
ČSN 75 7340, kapitola 8 a 9
ČSN 75 7342
ČSN 75 7346
ČSN 75 7347
ČSN 75 7360
ČSN 75 7372
ČSN 75 7440
ČSN 75 7712
ČSN 75 7713
ČSN 75 7835
ČSN 75 7837
ČSN EN 15934 – metoda A
ČSN EN 15935
ČSN EN 16166
ČSN EN 16169
ČSN EN 1622
ČSN EN 1899-2
ČSN EN 27888
ČSN EN 872
ČSN EN ISO 10390
ČSN EN ISO 14189
ČSN EN ISO 15923-1
ČSN EN ISO 19458
ČSN EN ISO 5667-1
ČSN EN ISO 5667-14
ČSN EN ISO 5667-3
ČSN EN ISO 5667-6
ČSN EN ISO 5814
ČSN EN ISO 5815-1
ČSN EN ISO 6222
ČSN EN ISO 7027-1, kapitola 5.3
ČSN EN ISO 7393-2
ČSN EN ISO 7887 - metoda B
ČSN EN ISO 7899-2
ČSN EN ISO 8467
ČSN EN ISO 9308-1
ČSN EN ISO 9562
ČSN ISO 10523
ČSN ISO 10566
ČSN ISO 15705
ČSN ISO 5667-10
ČSN ISO 5667-11
ČSN ISO 5667-21
ČSN ISO 5667-4, kap. 12
ČSN ISO 5667-5
ČSN ISO 6332
ČSN ISO 6333
ČSN ISO 9390