| S. No. | Discipline – Group – Sub Group | Test Parameter | Range | Measurement Technique | CRM / RM |
|---|---|---|---|---|---|
| 1 | CHEMICAL - WATER - DRINKING WATER | pH | 2 to 12 | pH Meter | Buffer pH 4,7 and 10 |
| 2 | CHEMICAL - WATER - DRINKING WATER | Turbidity | 0.5 NTU to 100 NTU | Turbidity Meter | Turbidity Standard |
| 3 | CHEMICAL - WATER - DRINKING WATER | Total Dissolved Solids | 10 mg/L to 10000 mg/L | TDS Meter | KCL |
| 4 | CHEMICAL - WATER - DRINKING WATER | Chloride (as Cl) | 10 mg/L to 5000 mg/L | Titration | Sodium Chloride |
| 5 | CHEMICAL - WATER - DRINKING WATER | Total Hardness (as CaCO3) | 10 mg/L to 5000 mg/L | Titration | Calcium standard |
| 6 | CHEMICAL - WATER - DRINKING WATER | Total Alkalinity (as CaCO3) | 5 mg/L to 2000 mg/L | Titration | Sodium Carbonate |
| 7 | CHEMICAL - WATER - DRINKING WATER | Calcium (as Ca) | 5 mg/L to 2000 mg/L | Titration | Calcium Standard |
| 8 | CHEMICAL - WATER - DRINKING WATER | Magnesium (as Mg) | 5 mg/L to 1000 mg/L | Calculation | - |
| 9 | CHEMICAL - WATER - DRINKING WATER | Colour | 1 Hu to 100 Hu | Visual comparison | Potassium chloroplatinate |
| 10 | CHEMICAL - WATER - DRINKING WATER | Odour | Qualitative | Observation | - |
| 11 | CHEMICAL - WATER - DRINKING WATER | Taste | Qualitative | Observation | - |
| 12 | CHEMICAL - WATER - DRINKING WATER | Iron | 0.1 mg/L to 50 mg/L | Colorimeter/Spectrophotometer | Iron standard |
| 13 | CHEMICAL - WATER - DRINKING WATER | Fluoride | 0.1 mg/L to 50 mg/L | Colorimeter/Spectrophotometer/Ion meter | Fluoride standard |
| 14 | CHEMICAL - WATER - DRINKING WATER | Arsenic | 0.009 mg/L to 50 mg/L | Colorimeter/Spectrophotometer | Arsenic standard |
| 15 | CHEMICAL - WATER - DRINKING WATER | Sulphate (SO4) | 1 mg/L to 1000 mg/L | Colorimeter/Spectrophotometer | Sulphate standard |
| 16 | CHEMICAL - WATER - DRINKING WATER | Nitrate (as NO3) | 1 mg/L to 50 mg/L | Colorimeter/Spectrophotometer | Nitrate standard |
| 17 | BIOLOGICAL - WATER - DRINKING WATER | Total Coliform | Qualitative (Absent/Present) | Membrane Filtration technique | Standard culture from ATCC/ IMTEC/NCIM |
| 18 | BIOLOGICAL - WATER - DRINKING WATER | E-coli | Qualitative (Absent/Present) | Membrane Filtration technique | Standard culture from ATCC/ IMTEC/NCIM |
| S. No. | Discipline | Equipment Name | In-house/ traceability | External/ laboratory name |
|---|---|---|---|---|
| 1 | CHEMICAL | pH Meter | Traceable to SI units using CRM | NA |
| 2 | CHEMICAL | Balance | NA | NABL Accredited Calibration Lab |
| 3 | CHEMICAL | Colour Comparator | Traceable to SI units using CRM | NA |
| 4 | CHEMICAL | TDS Meter | Traceable to SI units using CRM | NA |
| 5 | CHEMICAL | Turbidity Meter | NA | NABL Accredited Calibration Lab |
| 6 | CHEMICAL | Refrigerator | NA | NABL Accredited Calibration Lab |
| 7 | CHEMICAL | Wet & Dry Thermometer | NA | NABL Accredited Calibration Lab |
| 8 | CHEMICAL | Thermometer (1 °C -100 °C) | NA | NABL Accredited Calibration Lab |
| 9 | CHEMICAL | Spectrophotometer | Traceable to SI units using CRM | NA |
| 10 | CHEMICAL | Ion Meter | Traceable to SI units using CRM | NA |
| 11 | BIOLOGICAL | Biosafety cabinet | Manufacturer Certificate | Manufacturer Certificate |
| 12 | BIOLOGICAL | Incubator (35 °C to 37 °C) | NA | NABL Accredited Calibration Lab |
| 13 | BIOLOGICAL | Incubator (44 °C to 45 °C) | NA | NABL Accredited Calibration Lab |
| 14 | BIOLOGICAL | Water Bath (44 °C to 45 °C) | NA | NABL Accredited Calibration Lab |
| 15 | BIOLOGICAL | Autoclave for sterilization | NA | NABL Accredited Calibration Lab |
| 16 | BIOLOGICAL | Autoclave for disposal | NA | NABL Accredited Calibration Lab |
| 17 | BIOLOGICAL | Colony Counter | NA | NABL Accredited Calibration Lab |
| 18 | BIOLOGICAL | Membrane filtration Assembly with vacuum pump | NA | NA |
| 19 | BIOLOGICAL | Balance (Separate from Chemical division Balance) | NA | NABL Accredited Calibration Lab |
| 20 | BIOLOGICAL | Refrigerator (Separate from Chemical division Refrigerator) | NA | NABL Accredited Calibration Lab |
| S. No. | Discipline | Reference Material | Traceability |
|---|---|---|---|
| 1 | CHEMICAL | pH Buffer | Traceable to SI Units |
| 2 | CHEMICAL | Sodium Carbonate | Traceable to SI Units |
| 3 | CHEMICAL | Sodium Chloride | Traceable to SI Units |
| 4 | CHEMICAL | Calcium | Traceable to SI Units |
| 5 | CHEMICAL | Turbidity | Traceable to SI Units |
| 6 | CHEMICAL | Glass Thermometer | NABL Accredited Calibration Lab |
| 7 | CHEMICAL | Precision Thermometer digital with RTD probe with cable | NABL Accredited Calibration Lab |
| 8 | CHEMICAL | Analytical Weight Box | NABL Accredited Calibration Lab |
| 9 | CHEMICAL | Potassium Dichromate | Traceable to SI Units |
| 10 | CHEMICAL | Nitrate | Traceable to SI Units |
| 11 | CHEMICAL | Fluoride | Traceable to SI Units |
| 12 | CHEMICAL | Sulphate | Traceable to SI Units |
| 13 | CHEMICAL | Iron | Traceable to SI Units |
| 14 | CHEMICAL | Arsenic | Traceable to SI Units |
| 15 | CHEMICAL | Copper | Traceable to SI Units |
| 16 | BIOLOGICAL | Reference Culture - ATCC8739 | IMTEC Chandigarh or NCIM Pune |
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