National Health Laboratory Service (NHLS) Quality Assurance Division
Johannesburg, South AfricaAccepts international participants
Accreditation self-declared (SANAS)
Quality Assurance Division of South Africa's National Health Laboratory Service, based in Sandringham, Johannesburg. It runs proficiency testing schemes in chemical pathology, haematology, CD4 flow cytometry, bacteriology, mycobacteriology, mycology, parasitology, serology and HIV molecular testing for NHLS, private and other African laboratories.
Testing fields
- Clinical chemistry
- Haematology & coagulation
- Immunology & serology
- Microbiology
- Molecular diagnostics & genetics
- Point-of-care testing
Schemes (29)
General Chemistry
- Clinical chemistry
- Analytes
- Thirty analytes incl. sodium, potassium, chloride, urea, creatinine, glucose, cholesterol, bilirubin, ALP, AST, ALT, GGT, amylase, CK, lipase, lithium, transferrin
- Rounds/year
- 12
Therapeutic Drugs
- Clinical chemistry
- Analytes
- Acetaminophen, carbamazepine, digoxin, phenobarbitone, phenytoin, salicylate, theophylline, valproic acid, amikacin, gentamicin, vancomycin
- Rounds/year
- 6
Blood Gases
- Clinical chemistry
- Analytes
- pH, pCO2, pO2
- Rounds/year
- 6
Endocrinology
- Clinical chemistry
- Analytes
- AFP, CEA, cortisol, beta-hCG, T3, T4, FSH, LH, oestradiol, progesterone, prolactin, PSA, testosterone, TSH, insulin, ferritin
- Rounds/year
- 6
Cardiac Markers (CKMB Mass, Trop I and Trop T)
- Clinical chemistry
- Point-of-care testing
- Analytes
- CK-MB mass, troponin I, troponin T, troponin T (POCT)
- Rounds/year
- 6
C-Reactive Protein (CRP)
- Clinical chemistry
- Analytes
- CRP
- Rounds/year
- 4
Beta-Human chorionic gonadotropin (BhCG)
- Clinical chemistry
- Analytes
- Qualitative beta-hCG
- Rounds/year
- 4
Full Blood Count and Platelets / Complete Blood Count
- Haematology & coagulation
- Sample type
- Stabilised human whole blood
- Analytes
- WBC, RBC, haemoglobin, haematocrit, MCV, platelets
- Rounds/year
- 12
Morphology peripheral blood smear
- Haematology & coagulation
- Sample type
- Stained blood film
- Analytes
- Differential count, morphology, interpretative comments
- Rounds/year
- 12
Erythrocyte sedimentation rate (ESR)
- Haematology & coagulation
- Sample type
- Stabilised human whole blood
- Analytes
- ESR
- Rounds/year
- 4
Coagulation (PT, INR, APTT)
- Haematology & coagulation
- Analytes
- PT, APTT
D-Dimer
- Haematology & coagulation
- Sample type
- Lyophilised plasma
- Analytes
- D-Dimer
Automated Differential Count
- Haematology & coagulation
- Sample type
- Stabilised human whole blood
- Analytes
- WBC; neutrophils, lymphocytes, monocytes, eosinophils, basophils (% and absolute)
Flow Cytometry (CD4 / T-Cell monitoring)
- Immunology & serology
- Sample type
- Stabilised whole blood
- Analytes
- CD4, CD3, CD3+CD8+, CD19 B cells, NK cells (absolute counts and percentages)
Bacteriology (General)
- Microbiology
- Sample type
- Lyophilised cultures, simulated specimens, microscopic preparations
- Analytes
- Identification, antimicrobial susceptibility testing, clinical relevance
- Rounds/year
- 4
Mycobacteriology Microscopy
- Microbiology
- Sample type
- Unstained slides
- Analytes
- AFB microscopy grading
- Rounds/year
- 4
Mycobacteriology Culture
- Microbiology
- Analytes
- ZN stain, MTBC antigen test, identification, susceptibility
- Rounds/year
- 3
Mycobacteriology Line Probe Assay
- Microbiology
- Molecular diagnostics & genetics
- Sample type
- Heat-inactivated MGIT cultures
- Analytes
- LPA band patterns, drug susceptibility
- Rounds/year
- 4
Mycology (Yeasts Basic / Advanced)
- Microbiology
- Analytes
- Fungal microscopy, yeast identification, susceptibility (advanced)
- Rounds/year
- 4
Moulds
- Microbiology
- Sample type
- Lyophilised or suspended cultures
- Analytes
- Mould identification
- Rounds/year
- 4
Stool Parasites
- Microbiology
- Analytes
- Parasite identification, staining techniques
- Rounds/year
- 3
Blood Parasites
- Microbiology
- Analytes
- Parasite identification, staining techniques
- Rounds/year
- 3
Malaria RDT (Rapid Diagnostic Testing)
- Microbiology
- Point-of-care testing
- Sample type
- Simulated blood
- Analytes
- Malaria rapid test
- Rounds/year
- 4
Non-Specific Treponemal Syphilis Serology
- Immunology & serology
- Sample type
- Serum
- Analytes
- Non-treponemal syphilis tests with titre
- Rounds/year
- 4
Specific Treponemal Syphilis Serology
- Immunology & serology
- Sample type
- Serum
- Analytes
- Treponemal syphilis tests
- Rounds/year
- 4
Human Immunodeficiency Virus (HIV) Serology
- Immunology & serology
- Sample type
- Stabilised human serum
- Analytes
- HIV antibody tests
- Rounds/year
- 4
Hepatitis B surface Antigen (HBsAg) Serology
- Immunology & serology
- Sample type
- Stabilised human serum
- Analytes
- HBsAg
- Rounds/year
- 4
Early Infant Diagnosis (EID) of HIV
- Molecular diagnostics & genetics
- Sample type
- Dried blood spots
- Analytes
- HIV DNA PCR (qualitative)
- Rounds/year
- 4
Viral Load
- Molecular diagnostics & genetics
- Sample type
- Dried tube specimens
- Analytes
- HIV viral load (quantitative)
- Rounds/year
- 4
| Scheme | Testing fields | Sample type | Analytes | Rounds/yr | Link |
|---|---|---|---|---|---|
| General Chemistry |
| — | Thirty analytes incl. sodium, potassium, chloride, urea, creatinine, glucose, cholesterol, bilirubin, ALP, AST, ALT, GGT, amylase, CK, lipase, lithium, transferrin | 12 | |
| Therapeutic Drugs |
| — | Acetaminophen, carbamazepine, digoxin, phenobarbitone, phenytoin, salicylate, theophylline, valproic acid, amikacin, gentamicin, vancomycin | 6 | |
| Blood Gases |
| — | pH, pCO2, pO2 | 6 | |
| Endocrinology |
| — | AFP, CEA, cortisol, beta-hCG, T3, T4, FSH, LH, oestradiol, progesterone, prolactin, PSA, testosterone, TSH, insulin, ferritin | 6 | |
| Cardiac Markers (CKMB Mass, Trop I and Trop T) |
| — | CK-MB mass, troponin I, troponin T, troponin T (POCT) | 6 | |
| C-Reactive Protein (CRP) |
| — | CRP | 4 | |
| Beta-Human chorionic gonadotropin (BhCG) |
| — | Qualitative beta-hCG | 4 | |
| Full Blood Count and Platelets / Complete Blood Count |
| Stabilised human whole blood | WBC, RBC, haemoglobin, haematocrit, MCV, platelets | 12 | |
| Morphology peripheral blood smear |
| Stained blood film | Differential count, morphology, interpretative comments | 12 | |
| Erythrocyte sedimentation rate (ESR) |
| Stabilised human whole blood | ESR | 4 | |
| Coagulation (PT, INR, APTT) |
| — | PT, APTT | — | |
| D-Dimer |
| Lyophilised plasma | D-Dimer | — | |
| Automated Differential Count |
| Stabilised human whole blood | WBC; neutrophils, lymphocytes, monocytes, eosinophils, basophils (% and absolute) | — | |
| Flow Cytometry (CD4 / T-Cell monitoring) |
| Stabilised whole blood | CD4, CD3, CD3+CD8+, CD19 B cells, NK cells (absolute counts and percentages) | — | |
| Bacteriology (General) |
| Lyophilised cultures, simulated specimens, microscopic preparations | Identification, antimicrobial susceptibility testing, clinical relevance | 4 | |
| Mycobacteriology Microscopy |
| Unstained slides | AFB microscopy grading | 4 | |
| Mycobacteriology Culture |
| — | ZN stain, MTBC antigen test, identification, susceptibility | 3 | |
| Mycobacteriology Line Probe Assay |
| Heat-inactivated MGIT cultures | LPA band patterns, drug susceptibility | 4 | |
| Mycology (Yeasts Basic / Advanced) |
| — | Fungal microscopy, yeast identification, susceptibility (advanced) | 4 | |
| Moulds |
| Lyophilised or suspended cultures | Mould identification | 4 | |
| Stool Parasites |
| — | Parasite identification, staining techniques | 3 | |
| Blood Parasites |
| — | Parasite identification, staining techniques | 3 | |
| Malaria RDT (Rapid Diagnostic Testing) |
| Simulated blood | Malaria rapid test | 4 | |
| Non-Specific Treponemal Syphilis Serology |
| Serum | Non-treponemal syphilis tests with titre | 4 | |
| Specific Treponemal Syphilis Serology |
| Serum | Treponemal syphilis tests | 4 | |
| Human Immunodeficiency Virus (HIV) Serology |
| Stabilised human serum | HIV antibody tests | 4 | |
| Hepatitis B surface Antigen (HBsAg) Serology |
| Stabilised human serum | HBsAg | 4 | |
| Early Infant Diagnosis (EID) of HIV |
| Dried blood spots | HIV DNA PCR (qualitative) | 4 | |
| Viral Load |
| Dried tube specimens | HIV viral load (quantitative) | 4 |
Accreditation
- Status
- Accreditation self-declared
- Accreditation body
- SANAS
- Certificate number
- PTS0005
Self-declared: stated by the provider and not yet verified by EqasOnline.
About this listing
Compiled from National Health Laboratory Service (NHLS) Quality Assurance Division'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. 29 schemes listed here.
Last updated 29 Oct 2026.
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