Microbiological Testing
ETL undertakes complete range of Microbiological Testing like Total plate count, bacterial Count, Coliform Count, E.coli, Yeast and Mould, Salmonella, Shigella, Fungal Count, Faecal Streptococci, Bacillus anthraces, Clostridium Spp, Pseudomonas aeruginosa.
S.
No. | Product(s)
Material of test | Specific
Tests Performed | Test
Method | Limits
of operation/ Range of testing/ Limit of detection | ||||||
| WATER | |||||||||
1.
| Water(Ground Water/Surface Water/Borewell water/Cooling Tower Water
| Total Coliform | IS:1622-1981 | <2 MPN to 1600 MPN/100ml | ||||||
2.
| E. Coli | IS 1622-1981 (RA 2009) | <2 MPN to 1600 MPN/100 ml | |||||||
3.
| Faecal Coliform | IS 1622-1981 (RA 2009) | <2 MPN to 1600 MPN/100 ml | |||||||
4.
| Yeast & Mould | IS:5403-1999(RA 2009) | > 1to 10000CFU/ml | |||||||
5.
| Total Plate Count | IS 1622-1981 (RA 2009) | > 1 to 10000CFU/ml | |||||||
6.
| Legionella | ISO 11731:2017 | Present/Absent in
100/250 ml | |||||||
7.
| Total Coliform | IS 15185:2016 | Present/Absent in
100 ml | |||||||
8.
| E. Coli | IS 15185:2016 | Present/Absent in
100 ml | |||||||
9.
| Sulphite reducing anaerobes (Clostridium) | IS 13428: 2005 | Present/Absent in
50ml/100ml | |||||||
10.
| Drinking Water | Total Coliform | IS 1622-1981 (RA 2009) | <2 MPN to 1600 MPN/100 ml >1
CFU/100ml | ||||||
11.
| Total Coliform | IS 15185:2016 | Present/Absent in
100 ml | |||||||
12.
| Escherichia Coli | IS 1622-1981 (RA 2009) | <2 MPN to 1600 MPN/100 ml | |||||||
13.
| E. Coli | IS 15185:2016 | Present/Absent in
100 ml — | |||||||
14.
| Swimming Pool Water | Standard Plate Count |
| >1
to 10000CFU/100ml | ||||||
15.
| Total Coliform | IS 1622-1981 (RA 2009) | <2 MPN to 1600 MPN/100 ml | |||||||
16.
| Sulphite reducing anaerobes (Clostridium) | IS 13428: 2005 | Present/Absent in
50ml/100ml | |||||||
II |
ENVIRONMENT
AND POLLUTION |
||||
|
17.
|
Waste Water (Effluent/Sewage) |
Total Coliform
Bacteria |
IS:1622:1981 |
<2 MPN to 1600 MPN/100 ml
|
|
|
18.
|
|
Faecal Coliform |
IS 1622:1981 (RA
2009) |
<2 MPN to 1600 MPN/100 ml |
|
|
19.
|
|
Escherichia coli |
IS:1622:1981 |
<2
MPN to 1600 MPN/100 ml |
|
|
20.
|
|
Total Coliforms |
IS 15185:2016 |
Absent/Present/ 100ml |
|
|
21.
|
|
Escherichia coli |
IS 15185:2016 |
Absent/Present/ 100ml |
|
|
22.
|
|
Faecal
Streptococci |
IS 1622:1981 (RA
2009) |
<2 MPN to 1600 MPN/100ml |
|
|
|
|||||
|
23.
|
Indoor /Workzone Air Quality |
Bacterial Count |
ETL/MB/2022/04 |
≥1CFU/4hours/plate |
|
|
24.
|
Yeast & Mould
Count |
ETL/MB/2022/03 |
≥1CFU/4hours/plate
|
||
|
|
|
||||
|
25.
|
Dialysis Water
|
Endotoxin |
Ip:2018 |
<0.25 EU/ml |
|