🇨🇿 RAKOLAB s.r.o. PL
Water & wastewaterMicrobiology
RAKOLAB s.r.o. is a laboratory accredited by ČIA under number 1421 (Rakovník, Czech Republic). Its accreditation scope covers 34 test methods in the following areas: Water & wastewater, Microbiology. Test objects include: Drinking, raw, surface water and bathing water, Drinking, raw and surface water, Drinking, raw, surface and waste water, Drinking, raw, surface, waste water and bathing water. Most frequently used techniques: Spectrophotometric method, Titration, Membrane filtration method.
At a glance
- Accreditation number: ČIA 1421
- Methods in scope: 34
- Types of test objects: 12
- Techniques used: 11
- City: Rakovník, Czech Republic
- Valid until: 09-12-2026
- Accreditation number
- 1421
- Accreditation body
- ČIA
- Address
- nábřeží Dr. Beneše 2506, Rakovník II, 269 01 Rakovník
- City
- Rakovník, Czech Republic
- Division
- Laboratorium Gospodarki Wodnej
- Valid until
- 09-12-2026
What this laboratory tests (12)
- Drinking, raw, surface water and bathing water — 8 methods
- Drinking, raw and surface water — 5 methods
- Drinking, raw, surface and waste water — 4 methods
- Drinking, raw, surface, waste water and bathing water — 4 methods
- Drinking and raw water — 3 methods
- Surface and waste water — 3 methods
- Waste water — 2 methods
- Drinking water and bathing water — 1 method
- Drinking, raw and bathing water — 1 method
- Raw, surface, drinking and waste water — 1 method
- Surface water — 1 method
- Swimming pool water and bathing water — 1 method
Analytical techniques used (11)
- Spectrophotometric method — 8 methods
- Titration — 6 methods
- Membrane filtration method — 4 methods
- Gravimetric method — 2 methods
- Argentometric Mohr method — 1 method
- Electrochemical method with membrane probe — 1 method
- HACH commercial test kit — 1 method
- Photometric method, HACH commercial test kit — 1 method
- Potentiometric method — 1 method
- Pour plate inoculation in nutrient agar — 1 method
- Turbidimetric method — 1 method
Certificate information
- Certificate date
- 06.01.2022
Accreditation scope — test methods (34)
| No. | Test object | Methodology / Parameters | Technique | Reference document | |
|---|---|---|---|---|---|
| Test methods | |||||
| 1 | Drinking, raw, surface, waste water and bathing water | Determination of ammonium ions (NH4+) spectrophotometrically and of ammoniacal nitrogen (N-NH4+) by calculation Ammonium ions (NH4+) Ammoniacal nitrogen (N-NH4+) (calculated) (calculated) Regulated area: Tests |
Spectrophotometric method | SOP 1 (ČSN ISO 7150-1) | |
| 2 | Surface and waste water | Determination of biochemical oxygen demand (BOD5) electrochemically with a membrane probe Regulated area: Tests |
Electrochemical method with membrane probe | SOP 2 (ČSN EN ISO 5815-1, ČSN EN 1899-2) | |
| 3 | Surface and waste water | Determination of chemical oxygen demand by dichromate (CODCr) by titration Regulated area: Tests |
Titration | SOP 3 (ČSN ISO 6060) | |
| 4 | Drinking, raw, surface, waste water and bathing water | Determination of total phosphorus spectrophotometrically Regulated area: Tests |
Spectrophotometric method | SOP 4 (ČSN EN ISO 6878) | |
| 5 | Raw, surface, drinking and waste water | Determination of total suspended solids (NL) gravimetrically Regulated area: Tests |
Gravimetric method | SOP 5 (ČSN EN 872) | |
| 6 | Waste water | Determination of dissolved solids (RL) at 105 °C and dissolved inorganic salts (RAS) at 550 °C gravimetrically Dissolved solids (RL) at 105 °C Dissolved inorganic salts (RAS) at 550 °C Regulated area: Tests |
Gravimetric method | SOP 6 (ČSN 75 7347, ČSN 75 7346) | |
| 7 | Drinking, raw, surface, waste water and bathing water | Determination of nitrates (NO3-) spectrophotometrically and of nitrate nitrogen (N-NO3-) by calculation Nitrates (NO3-) Nitrate nitrogen (N-NO3-) (calculated) (calculated) Regulated area: Tests |
Spectrophotometric method | SOP 7 (ČSN ISO 7890-3) | |
| 8 | Drinking, raw, surface and waste water | Determination of nitrites (NO2-) spectrophotometrically and of nitrite nitrogen (N-NO2-) by calculation Nitrites (NO2-) Nitrite nitrogen (N-NO2-) (calculated) (calculated) Regulated area: Tests |
Spectrophotometric method | SOP 8 (ČSN EN 26777) | |
| 9 | Drinking, raw and bathing water | Determination of chemical oxygen demand by permanganate (CODMn) by titration Regulated area: Tests |
Titration | SOP 9 (ČSN EN ISO 8467) | |
| 10 | Drinking, raw, surface water and bathing water | Determination of chlorides by argentometric Mohr method Regulated area: Tests |
Argentometric Mohr method | SOP 10 (ČSN ISO 9297) | |
| 11 | Drinking, raw, surface and waste water | Determination of iron spectrophotometrically Regulated area: Tests |
Spectrophotometric method | SOP 16 (ČSN ISO 6332) | |
| 12 | Drinking, raw and surface water | Determination of manganese spectrophotometrically Regulated area: Tests |
Spectrophotometric method | SOP 17 (ČSN ISO 6333) | |
| 13 | Drinking, raw, surface and waste water | Determination of sulphates by titration Regulated area: Tests |
Titration | SOP 18 (ČSN 75 7477) | |
| 14 | Drinking, raw and surface water | Determination of calcium by titration Regulated area: Tests |
Titration | SOP 19 (ČSN ISO 6058) | |
| 15 | Drinking, raw and surface water | Determination of the sum of calcium and magnesium by titration and of magnesium by calculation Sum of calcium and magnesium Magnesium (calculated) (calculated) Regulated area: Tests |
Titration | SOP 20 (ČSN ISO 6059) | |
| 16 | Drinking, raw, surface, waste water and bathing water | Determination of pH by potentiometry Regulated area: Tests |
Potentiometric method | SOP 21 (ČSN ISO 10523) | |
| 17 | Drinking, raw, surface and waste water | Determination of electrical conductivity Regulated area: Tests |
SOP 22 (ČSN EN 27888) | ||
| 18 | Drinking and raw water | Determination of turbidity turbidimetrically Regulated area: Tests |
Turbidimetric method | SOP 23 (ČSN EN ISO 7027-1) | |
| 19 | Drinking and raw water | Determination of acid neutralizing capacity (KNK4.5) by titration Regulated area: Tests |
Titration | SOP 24 (ČSN EN ISO 9963-1) | |
| 20 | Drinking, raw, surface water and bathing water | Determination of colour spectrophotometrically Regulated area: Tests |
Spectrophotometric method | SOP 25 (ČSN EN ISO 7887) | |
| 21 | Drinking, raw, surface water and bathing water | Determination of aluminium spectrophotometrically Regulated area: Tests |
Spectrophotometric method | SOP 37 (ČSN ISO 10566) | |
| 22 | Drinking, raw, surface water and bathing water | Determination of temperature Regulated area: Tests |
SOP 35 (ČSN 75 7342) | ||
| 23 | Drinking water and bathing water | Determination of free, total and combined chlorine with HACH commercial test kit Free chlorine Total chlorine Combined chlorine Regulated area: Tests |
HACH commercial test kit | SOP 27 (návod firmy HACH) | |
| 24 | Surface and waste water | Determination of total nitrogen photometrically with HACH commercial test kit and of inorganic nitrogen by calculation Total nitrogen Inorganic nitrogen (calculated) (calculated) Regulated area: Tests |
Photometric method, HACH commercial test kit | SOP 38 (návod firmy HACH) | |
| 25 | Drinking, raw, surface water and bathing water | Determination of oxidation-reduction potential (ORP) Regulated area: Tests |
SOP 40 (ČSN 75 7367) | ||
| 26 | Drinking, raw and surface water | Determination of coliform bacteria in non-disinfected waters by membrane filtration Regulated area: Tests |
Membrane filtration method | SOP 11 (ČSN 75 7837) | |
| 27 | Drinking, raw and surface water | Determination of thermotolerant coliform bacteria and Escherichia coli by membrane filtration Thermotolerant coliform bacteria Escherichia coli Regulated area: Tests |
Membrane filtration method | SOP 12 (ČSN 75 7835) | |
| 28 | Drinking, raw, surface water and bathing water | Enumeration of culturable micro-organisms at 22 °C and 36 °C by inoculation in a nutrient agar culture medium Culturable micro-organisms at 22 °C Culturable micro-organisms at 36 °C Regulated area: Tests |
Pour plate inoculation in nutrient agar | SOP 13 (ČSN EN ISO 6222) | |
| 29 | Drinking, raw, surface water and bathing water | Determination of intestinal enterococci by membrane filtration Regulated area: Tests |
Membrane filtration method | SOP 15 (ČSN EN ISO 7899-2) | |
| 30 | Drinking, raw, surface water and bathing water | Determination of Escherichia coli and coliform bacteria by membrane filtration Escherichia coli Coliform bacteria Regulated area: Tests |
Membrane filtration method | SOP 36 (ČSN EN ISO 9308-1) | |
| 31 | Drinking and raw water | Sampling of drinking water and raw water used for treatment to drinking water Regulated area: Sampling |
SOP B 1.1.1 (ČSN EN ISO 5667-1, ČSN EN ISO 5667-3, ČSN ISO 5667-5, ČSN EN ISO 5667-14, ČSN EN ISO 19458) | ||
| 32 | Waste water | Sampling of waste water manually and with an automatic sampler Regulated area: Sampling |
SOP B 1.1.2 (ČSN EN ISO 5667-1, ČSN EN ISO 5667-3, ČSN ISO 5667-10, ČSN EN ISO 5667-14) | ||
| 33 | Swimming pool water and bathing water | Sampling of swimming pool water and bathing water Regulated area: Sampling |
SOP B 1.1.3 (ČSN EN ISO 5667-1, ČSN EN ISO 5667-3, ČSN EN ISO 5667-14, Vyhláška č.238/2011 Sb., ČSN EN ISO 19458) | ||
| 34 | Surface water | Sampling of surface water - manually Regulated area: Sampling |
SOP B 1.1.4 (ČSN EN ISO 5667-1, ČSN EN ISO 5667-3, ČSN ISO 5667-4, ČSN EN ISO 5667-6, ČSN EN ISO 5667-14, ČSN EN ISO 19458) | ||
Reference standards (74)
SOP 1
SOP 10
SOP 11
SOP 12
SOP 13
SOP 15
SOP 16
SOP 17
SOP 18
SOP 19
SOP 2
SOP 20
SOP 21
SOP 22
SOP 23
SOP 24
SOP 25
SOP 27
SOP 3
SOP 35
SOP 36
SOP 37
SOP 38
SOP 4
SOP 40
SOP 5
SOP 6
SOP 7
SOP 8
SOP 9
SOP B 1.1.1
SOP B 1.1.2
SOP B 1.1.3
SOP B 1.1.4
Vyhláška č.238/2011 Sb.
návod firmy HACH
ČSN 75 7342
ČSN 75 7346
ČSN 75 7347
ČSN 75 7367
ČSN 75 7477
ČSN 75 7835
ČSN 75 7837
ČSN EN 1899-2
ČSN EN 26777
ČSN EN 27888
ČSN EN 872
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 5815-1
ČSN EN ISO 6222
ČSN EN ISO 6878
ČSN EN ISO 7027-1
ČSN EN ISO 7887
ČSN EN ISO 7899-2
ČSN EN ISO 8467
ČSN EN ISO 9308-1
ČSN EN ISO 9963-1
ČSN ISO 10523
ČSN ISO 10566
ČSN ISO 5667-10
ČSN ISO 5667-4
ČSN ISO 5667-5
ČSN ISO 6058
ČSN ISO 6059
ČSN ISO 6060
ČSN ISO 6332
ČSN ISO 6333
ČSN ISO 7150-1
ČSN ISO 7890-3
ČSN ISO 9297