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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹35,632Admitted-Finance COIMBATORE | COIMBATORE | L1 | Admitted-Finance | |
| 2 | L2₹60,803+₹25,171 (70.6%)Admitted-Finance 140 AVARAMPALAYAM ROAD NEW SIDDHAPUDUR COIMBATORE 641044 | COIMBATORE | COIMBATORE | TAMIL NADU | 641044 | L2 | Admitted-Finance |
| Sl No | Description | Qty | Unit | Sri Mahaalakshmi Scientific Company L1 | ponmani and co L2 |
|---|---|---|---|---|---|
| 1.00Purchase of Chemicals | |||||
| 1.01 | Stannous Chloride Dihydrate
Appearance: White crystalline powder; clear and colourless (4% soln. in 5N HCl).
Assay (Titrimetric): Min. 97%.
Impurities: Sulphate (SO₄) ≤ 0.02%.
Physical form: Crystalline powder, not lumpy or discoloured.
Grade: Pure (not technical grade). Storage: 25–40°C.
Shelf Life: 60 months. Packing: Glass bottle.
Unit:100g | 1 | No | 688 ₹688 Lowest | 2,700 ₹2,700 |
| 1.02 | Chromium (III) Nitrate Nonahydrate
Appearance: Blue to violet to black shiny crystals.
Assay (Titrimetric): Min. 96%.
Impurities: - Chloride (Cl) ≤ 0.01% - Sulphate (SO₄) ≤ 0.05%
- Iron (Fe) ≤ 0.05% - Copper (Cu) ≤ 0.005% - Ammonium (NH₄) ≤ 0.01%.
Density: 1.80 g/mL (lit.). Melting Point: 60°C (lit.).
Grade: Pure (not technical/commercial grade). Storage: 25–40°C.
Unit:500g | 1 | No | 4,597 ₹4,597 | 2,007 ₹2,007 Lowest |
| 1.03 | Copper (II) Nitrate Trihydrate
Appearance: Blue hygroscopic compound.
Assay (Complexometric): Min. 98%.
Impurities: - Chloride (Cl) ≤ 0.005% - Sulphate (SO₄) ≤ 0.02% - Iron (Fe) ≤ 0.02%.
Form: Crystalline, not deliquesced or agglomerated.
Grade: Pure (not extrapure/technical grade).
Storage: 25–40°C. IMDG: UN 1477, Class 5.1, PG II.
Unit:500g | 1 | No | 868 ₹868 Lowest | 1,463 ₹1,463 |
| 1.04 | Cobalt (II) Nitrate Hexahydrate
Appearance: Red crystalline compound.
Assay (EDTA Titration): Min. 97%.
Impurities: - Chloride (Cl) ≤ 0.005% - Sulphate (SO₄) ≤ 0.03% - Iron (Fe) ≤ 0.01% - Nickel (Ni) ≤ 0.01%.
Grade: Extrapure (not pure/technical grade).
Storage: 25–40°C. Shelf Life: 60 months.
Unit:250g | 1 | No | 2,418 ₹2,418 Lowest | 2,898 ₹2,898 |
| 1.05 | Nickel (II) Nitrate Hexahydrate
Appearance: Green crystalline powder / deliquescent crystals; clear (10% aq. soln).
Assay (Complexometric): Min. 98%.
Impurities: - Chloride (Cl) ≤ 0.005% - Sulphate (SO₄) ≤ 0.05% - Iron (Fe) ≤ 0.02% - Cobalt (Co) ≤ 0.1%.
Grade: Pure (not technical grade). IMDG: UN 2725, Class 5.1, PG III. Storage: 25–40°C.
Unit:500g | 1 | No | 992 ₹992 Lowest | 4,086 ₹4,086 |
| 1.06 | Magnesium Nitrate Hexahydrate
Appearance: Colourless or white solid; clear and colourless (10% aq. soln).
Assay (EDTA Titration): Min. 98%. pH (5% aq. soln): 5.0–8.2.
Impurities: - Insoluble matter ≤ 0.005% - Chloride (Cl) ≤ 0.001% - Sulphate (SO₄) ≤ 0.005%
- Iron (Fe) ≤ 0.0005% - Heavy Metals (Pb) ≤ 0.0005% - Ammonium (NH₄) ≤ 0.003%
- Calcium (Ca) ≤ 0.01% - Manganese (Mn) ≤ 0.0005% - Sodium (Na) ≤ 0.005%
- Potassium (K) ≤ 0.005% - Barium (Ba) ≤ 0.005%.
Grade: ACS (complying with American Chemical Society specifications). Storage: 25–40°C.
Unit:500g | 1 | No | 279 ₹279 Lowest | 914 ₹914 |
| 1.07 | Carbon Black, Acetylene
Appearance: Fine black powder, 50% compressed form — not fluffy uncompressed powder.
Purity (Carbon Content): Min. 99.9%+.
Impurities / Physical parameters: - Ash content ≤ 0.3% - Moisture (heating loss) ≤ 0.40%
- Electrical resistivity ≤ 0.30 ohm-cm - BET Surface Area ~90 m²/g
- Oil Absorption Number (OAN): 220–260 ml/100g - Mean particle size ~40 nm
- pH 6–8 - Iodine Absorption No. ~100.
Grade: Acetylene black (not furnace black or lamp black).
Application: Conductive agent for electrochemical use.
Unit:100g | 1 | No | 3,396 ₹3,396 Lowest | 4,645 ₹4,645 |
| 1.08 | Cerium (III) Nitrate Hexahydrate
Appearance: White to pale yellow hygroscopic crystalline compound; clear in solution.
Assay: Min. 99.9%.
Impurities: - Chloride (Cl) ≤ 0.003% - Sulphate (SO₄) ≤ 0.002% - Iron (Fe) ≤ 0.001%.
Grade: Extrapure AR, 99.9% (not standard/pure grade at lower purity).
IMDG: UN 1477, Class 5.1, PG II. Storage: 25–40°C.
Unit:100g | 1 | No | 1,522 ₹1,522 Lowest | 1,962 ₹1,962 |
| 1.09 | L-Ascorbic Acid
Appearance: White crystalline powder; clear and colourless solution.
Assay (Titrimetric): Min. 99.7%. Melting Point (decomp.): 190–192°C. pH (5% aq. soln): 2.2–2.5.
Specific Rotation [α]: +20.5° to +21.5° (C=10, Water).
Impurities: - Sulphate (SO₄) ≤ 0.1% - Oxalic acid ≤ 0.1% - Iron (Fe) ≤ 0.002%
- Copper (Cu) ≤ 0.0005% - Heavy Metals (Pb) ≤ 0.0002%.
Grade: Extrapure AR (not pure/technical). Storage: 25–40°C. Packing: Plastic bottle.
Unit:50g | 1 | No | 186 ₹186 Lowest | 486 ₹486 |
Tender Value
Refer Docs
EMD Value
₹1,850
Closing Date
11 Sept 2026, 3:00 pmClosed
The Registrar
Bharathiar University, Coimbatore
Chemicals
2026_HE_698617_1
C7/CRTD/Nano/consult/1839
Open Tender
Chemicals
Supply
Bharathiar University
Please refer Tender documents.
8 documents required · 8 mandatory
₹0
₹1,850
Yes
24 Sept 2026
27 Aug 2026
12 Sept 2026
27 Aug 2026
11 Sept 2026
27 Aug 2026
| Sl No | Description | Qty | Unit | Est. Rate | Est. Amount |
|---|---|---|---|---|---|
| 1Purchase of Chemicals | |||||
| 1.01 | Stannous Chloride Dihydrate
Appearance: White crystalline powder; clear and colourless (4% soln. in 5N HCl).
Assay (Titrimetric): Min. 97%.
Impurities: Sulphate (SO₄) ≤ 0.02%.
Physical form: Crystalline powder, not lumpy or discoloured.
Grade: Pure (not technical grade). Storage: 25–40°C.
Shelf Life: 60 months. Packing: Glass bottle.
Unit:100g | 1 | No | 100 | ₹100 |
| 1.02 | Chromium (III) Nitrate Nonahydrate
Appearance: Blue to violet to black shiny crystals.
Assay (Titrimetric): Min. 96%.
Impurities: - Chloride (Cl) ≤ 0.01% - Sulphate (SO₄) ≤ 0.05%
- Iron (Fe) ≤ 0.05% - Copper (Cu) ≤ 0.005% - Ammonium (NH₄) ≤ 0.01%.
Density: 1.80 g/mL (lit.). Melting Point: 60°C (lit.).
Grade: Pure (not technical/commercial grade). Storage: 25–40°C.
Unit:500g | 1 | No | 100 | ₹100 |
| 1.03 | Copper (II) Nitrate Trihydrate
Appearance: Blue hygroscopic compound.
Assay (Complexometric): Min. 98%.
Impurities: - Chloride (Cl) ≤ 0.005% - Sulphate (SO₄) ≤ 0.02% - Iron (Fe) ≤ 0.02%.
Form: Crystalline, not deliquesced or agglomerated.
Grade: Pure (not extrapure/technical grade).
Storage: 25–40°C. IMDG: UN 1477, Class 5.1, PG II.
Unit:500g | 1 | No | - | - |
| 1.04 | Cobalt (II) Nitrate Hexahydrate
Appearance: Red crystalline compound.
Assay (EDTA Titration): Min. 97%.
Impurities: - Chloride (Cl) ≤ 0.005% - Sulphate (SO₄) ≤ 0.03% - Iron (Fe) ≤ 0.01% - Nickel (Ni) ≤ 0.01%.
Grade: Extrapure (not pure/technical grade).
Storage: 25–40°C. Shelf Life: 60 months.
Unit:250g | 1 | No | - | - |
| 1.05 | Nickel (II) Nitrate Hexahydrate
Appearance: Green crystalline powder / deliquescent crystals; clear (10% aq. soln).
Assay (Complexometric): Min. 98%.
Impurities: - Chloride (Cl) ≤ 0.005% - Sulphate (SO₄) ≤ 0.05% - Iron (Fe) ≤ 0.02% - Cobalt (Co) ≤ 0.1%.
Grade: Pure (not technical grade). IMDG: UN 2725, Class 5.1, PG III. Storage: 25–40°C.
Unit:500g | 1 | No | - | - |
| 1.06 | Magnesium Nitrate Hexahydrate
Appearance: Colourless or white solid; clear and colourless (10% aq. soln).
Assay (EDTA Titration): Min. 98%. pH (5% aq. soln): 5.0–8.2.
Impurities: - Insoluble matter ≤ 0.005% - Chloride (Cl) ≤ 0.001% - Sulphate (SO₄) ≤ 0.005%
- Iron (Fe) ≤ 0.0005% - Heavy Metals (Pb) ≤ 0.0005% - Ammonium (NH₄) ≤ 0.003%
- Calcium (Ca) ≤ 0.01% - Manganese (Mn) ≤ 0.0005% - Sodium (Na) ≤ 0.005%
- Potassium (K) ≤ 0.005% - Barium (Ba) ≤ 0.005%.
Grade: ACS (complying with American Chemical Society specifications). Storage: 25–40°C.
Unit:500g | 1 | No | - | - |
| 1.07 | Carbon Black, Acetylene
Appearance: Fine black powder, 50% compressed form — not fluffy uncompressed powder.
Purity (Carbon Content): Min. 99.9%+.
Impurities / Physical parameters: - Ash content ≤ 0.3% - Moisture (heating loss) ≤ 0.40%
- Electrical resistivity ≤ 0.30 ohm-cm - BET Surface Area ~90 m²/g
- Oil Absorption Number (OAN): 220–260 ml/100g - Mean particle size ~40 nm
- pH 6–8 - Iodine Absorption No. ~100.
Grade: Acetylene black (not furnace black or lamp black).
Application: Conductive agent for electrochemical use.
Unit:100g | 1 | No | - | - |
| 1.08 | Cerium (III) Nitrate Hexahydrate
Appearance: White to pale yellow hygroscopic crystalline compound; clear in solution.
Assay: Min. 99.9%.
Impurities: - Chloride (Cl) ≤ 0.003% - Sulphate (SO₄) ≤ 0.002% - Iron (Fe) ≤ 0.001%.
Grade: Extrapure AR, 99.9% (not standard/pure grade at lower purity).
IMDG: UN 1477, Class 5.1, PG II. Storage: 25–40°C.
Unit:100g | 1 | No | - | - |
| 1.09 | L-Ascorbic Acid
Appearance: White crystalline powder; clear and colourless solution.
Assay (Titrimetric): Min. 99.7%. Melting Point (decomp.): 190–192°C. pH (5% aq. soln): 2.2–2.5.
Specific Rotation [α]: +20.5° to +21.5° (C=10, Water).
Impurities: - Sulphate (SO₄) ≤ 0.1% - Oxalic acid ≤ 0.1% - Iron (Fe) ≤ 0.002%
- Copper (Cu) ≤ 0.0005% - Heavy Metals (Pb) ≤ 0.0002%.
Grade: Extrapure AR (not pure/technical). Storage: 25–40°C. Packing: Plastic bottle.
Unit:50g | 1 | No | - | - |
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