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| 1 | Supply of Laboratory Chemicals & Glassware : (Details specification appended separately in SOQ) |
| 2 | 2,4-Dinitrophenylhydrazine : Melting range 9after drying) 196 to 199; 196°C, Sulfated ash NMT 0.1% |
| 3 | Ammonium (solution 25%) : Assay (NH3 ) NLT 25%, chloride (CI) NMT 0.00005 %, Sulfate (SO4) NMT 0.0002%, Phosphate(PO4) NMT 0002% Substances reducing KMnO4 conforms, Heavy metals (as Pb)NMT 0.00005% m, Residue on ignition (as sulfate)NMT 0.002% |
| 4 | Ammonium solution 25% : Assay (NH3 ) NLT 25%, chloride (CI) NMT 0.00005 %, Sulfate (SO4) NMT 0.0002%, Phosphate(PO4) NMT 0002% Substances reducing KMnO4 conforms, Heavy metals (as Pb)NMT 0.00005% m, Residue on ignition (as sulfate)NMT 0.002% |
| 5 | Ammonium acetate : Assay (CH3COONH4) ) NLT 97%, pH-value (5% w/v; water) 6.7 to 7.3, chloride (CI) NMT 0.0005 %, Sulfate (SO4) NMT 0.0001%,Nitrate (NO3 )NMT 0.001% , Residue on ignition (as sulfate)NMT 0.001%, insoluble matter NMT 0.005% |
| 6 | Ammonium fluoride : Assay (NH4F) NLT 95 %, pH-value (5% w/v; water) NLT 5.7,Hexafluorosilicate (SiF6) NMT 0.2 %, Sulfate (SO4) NMT 0.02 %,Iron (Fe) NMT 0.002 %, Lead (Pb) NMT 0.002 %, Non-volatilesubstances NMT 0.02 %. |
| 7 | Ammonium heptamolybdate :Assay( as MoO3) 81 to 83, Chloride (Cl) NMT 0.002 %, Nitrate(NO3) Conforms, Sulfate (SO4) NMT 0.02 %, Lead (Pb) NMT0.001 %, Magnesium (Mg) NMT 0.005 %, Potassium(K) NMT0.01 %, Sodium(Na) NMT 0.01 %, Insoluble matter NMT 0.005%, Heavy metals (as Pb) NMT 0.001 %, Phosphate, arsenate,silicate ( as SiO2) NMT 0.001 % |
| 8 | Ammonium iron sulphate hexahydrate :Assay [(NH4)2Fe(SO4)2.6H2O] 98.5 to 101.5, Insoluble matterNMT 0.01 %, Iron (Fe+++) NMT 0.01 %, Zinc (Zn) NMT 0.003 %,Magnesium (Mg) NMT 0.002 %, Test solution[10% w/v; Thesolution is clear & complete |
| 9 | L-ascorbic Acid : Assay (C6H8O6) 99.6 %, Heavy metals (as Pb) 0.001 %, Residueon ignition (as sulfate) 0.1 % |
| 10 | Azomethine-H :Specification: Absorptivity A 1% /1cm (236nm; 0.05%, 1cm,buffer Solution pH 5.1) ≥1200, Loss on Drying (105°C) ≥2.0,Suitability for Photometric (determination of boron) conforms |
| 11 | Barium chloride dehydrate :Assay (BaCl2.2H2O) NLT 99 %, pH-value (5% w/v; water) 5.2 to8.2, Insoluble matter NMT 0.005 %, Heavy metals (as Pb) NMT0.0005 %, Strontium (Sr) NMT 0.1 %, Oxidizing substances (asNO3) NMT 0.005 %, Loss on drying (150 °C) 14 to 16 |
| 12 | BORIC ACID |
| 13 | Boron standard solution (AAS std)-1000ppm :Traceable to SRM from NIST H3BO3 in H2O 1000 mg/I B Certipur Metrological traceability: Directly traceable to NIST SRM 3107,lot 190605, Certified value as mass fraction 1001mg/kg,Associated uncertainty, U=k•u (k=2) as mass fraction ± 6mg/kg |
| 14 | Bromocresol green indicator :Transition range: pH 3.6 : Yellow-green pH 5.2 : BlueSpecific Extinction (E 1%/1cm; lambda : NLT 230 , Specific Extinction (E 1%/1cm; lambda: NLT 490 , Loss on drying (105°C): NMT 3 % |
| 15 | pH 4.0 Buffer Solution :Clear, colourless solution, pH-value of solution at 20 °C : 3.98to 4.02 |
| 16 | pH 7.0 Buffer Solution :Clear, colourless solution, pH-value of solution at 20 °C : 6.98to 7.02 |
| 17 | pH 9.0 Buffer Solution: Clear, colourless solution, pH-value of solution at 20 °C : 8.98to 9.02 |
| 18 | Calcium chloride dehydrate :Assay (CaCl2.2H2O; Complexometric) : 99 to 105, pH-value(5%; water, 25 °C) : 4.5 to 8.5, Heavy metals (as Pb): NMT0.0005 %, Oxidisable substances(as NO3): NMT 0.003 % |
| 19 | Copper standard solution (AAS std)- 1000 ppm :Metrological traceability: Directly traceable to NIST SRM 3114,lot 120618, Certified value as mass fraction 986 mg/kg,Associated uncertainty, U=k•u (k=2) as mass fraction ± 5mg/kg |
| 20 | Di ethylene triaminepenta acetic acid : Assay (complexometric, calc. on anhydrous substance) 100%,pH-value (saturated solution) 2.4 |
| 21 | Diphenylamine Indicator :Purity (GC): NLT 98 %, Melting range : 52.5 to 54, Sulfated ash: NMT 0.03 %, Loss on drying (over silica gel ) : NMT 1 %,Substances insoluble in ethanol : Conforms |
| 22 | Ethanol- Absolute(95% pure) : Purity: 99%, Acidity and Alkalinity : ≤ 30, Density ( d 20°C / 20°C ): 0.790-0.793 |
| 23 | Ethylene di amine tetra acetic acid di-sodium salt : Assay (C10H14N2Na2O8; : 99 to 101, pH of a 5% solution at25.0°C : 4 to 6 , Insoluble matter : NMT 0.005 %,Nitrilotriacetic acid : NMT 0.1, Heavy metals (as Pb) : NMT0.005 %, Iron (Fe) : NMT 0.01 % |
| 24 | Glacial acetic acid: Assay (CH3COOH) : NLT 99.7 % , Non-volatile substances : NMT0.001 %, Titratable base : NMT 0.0004 meq/g, Colour (APHA) :NMT 10 HU, Heavy metals (as Pb) : NMT 0.00005 %, Aceticanhydride : NMT 0.1 % |
| 25 | Glacial acetic acid :Assay (CH3COOH) : NLT 99.7 % , Non-volatile substances : NMT0.001 %, Titratable base : NMT 0.0004 meq/g, Colour (APHA) :NMT 10 HU, Heavy metals (as Pb) : NMT 0.00005 %, Aceticanhydride : NMT 0.1 % |
| 26 | Gum Acacia |
| 27 | Hydrochloric acid (Concentrated)- 35 % :Assay (HCl) NLT : 35 %, Heavy metals (as Pb) : NMT 0.001 %,Residue on ignition (as sulfate) NMT : 0.005 % |
| 28 | Iron standard solution (AAS std)- 1000 ppm :Metrological traceability: Directly traceable to NIST SRM3126a, lot 140812, Certified value as mass fraction 987 mg/kg,Associated uncertainty, U=k•u (k=2) as mass fraction ± 5mg/kg |
| 29 | Manganese standard sol. (AAS std)- 1000 ppm : Metrological traceability: Directly traceable to NIST SRM 3132,lot 050429, Certified value as mass fraction 986 mg/kg,Associated uncertainty, U=k•u (k=2) as mass fraction ± 5mg/kg |
| 30 | Methyl red Indicator :Transition range : pH 4.4 : Red, pH 6.2 : YellowSpecific extinction (E 1%/1cm; lambda max1 524 nm; pH 4.4)1577.1, Specific extinction (E 1%/1cm; lambda max2 430 nm;pH 6.2) : 733.3 |
| 31 | Mixed indicator : Application Test : Conforms, pH-Value (20°C) : 4.5-5.0 |
| 32 | Nitric Acid – 69% (Concentrated) : Assay (HNO3) : 68 to 70, Arsenic (As) : NMT 0.000001 %, Heavymetals (as Pb): NMT 0.00002 %, Residue on ignition (assulfate) :NMT 0.0005 % |
| 33 | Ortho phosphoric acid- 85% :Assay (H3PO4) 99 %, Heavy metals (as Pb) : 0.001 %,Insoluble matter 0.001 % |
| 34 | Ortho phosphoric acid- 85% :Assay (H3PO4) 99 %, Heavy metals (as Pb) : 0.001 %,Insoluble matter 0.001 % |
| 35 | Oxalic acid :Assay (C2H2O4.2H2O) : 99.5 to 102, Insoluble matter |
| 36 | Potassium chloride : Assay (KCl) NLT 99 %, pH-value (5% w/v; water) : 5.5 to 8.5,Heavy metals (as Pb) NMT 0.002 % |
| 37 | Potassium dichromate :Assay (K2Cr2O7) : NLT 99 %, Insoluble matter : NMT 0.005 %,Loss on drying (105°C) : NMT 0.05 %, Iron (Fe) : NMT 0.001 %,Calcium (Ca) :NMT 0.003 %, Sulfate (SO4) : NMT 0.005 % |
| 38 | Potassium dihydrogen orthophosphate :Assay (KH2PO4) ; NLT 99 %, pH-value (5% w/v; water) : 4.1 to4.5, Loss on drying : NMT 0.2 %, Insoluble matter : NMT 0.01%, Heavy metals (as Pb) : NMT 0.001 %, |
| 39 | Potassium permanganate :Identity K: Conforms, MnO4: ConformsAssay (KMnO4) 99 %, Sulfate (SO4) 0.01 % |
| 40 | Potassium standard solution (AAS std)- 1000 ppm : Metrological traceability: Directly traceable to NIST SRM3141a, lot 140813, Certified value as mass fraction 986 mg/kg,Associated uncertainty, U=k•u (k=2) as mass fraction ± 5mg/kg |
| 41 | Silver nitrate : Assay (AgNO3) :99 %, Substances not precipitated by :0.002 %,Chloride (Cl) : 0.0003 % |
| 42 | Sodium bicarbonate- P free : Assay (NaHCO3; acidimetric, calc.: 99.7 to 100.3, Phosphate(PO4) : NMT 0.001 %, Insoluble matter : NMT 0.015 %, Heavymetals (as Pb) : NMT 0.0005 %, Sulfur compounds (as SO4) :NMT 0.003 %, Ammonium (NH4) : NMT 0.0005 % |
| 43 | Sodium chloride :Assay (NaCl) NLT 99 % 100.74 %, pH-value (5% w/v; water) 5to 9 6.17, Insoluble matter NMT 0.005 % 0.002 % |
| 44 | Sodium hydroxide pellets :Assay (NaOH) NLT 99.6 %, Nitrogen compounds (N) NMT0.001 % 0.0004 %, Heavy metals(as Pb) NMT 0.002 % 0.0006% |
| 45 | Sulfuric Acid-98%(Concentrated) :Assay (H2SO4): 97.94 %, KMnO4 reducing substances (as SO2)NMT 0.0002 %, Residue on ignition (as sulfate) NMT 0.0005 % |
| 46 | Tin(II) chloride dehydrate :Assay (SnCl2.2H2O): 98 to 103, Calcium (Ca) : NMT 0.005 %,Potassium (K) : NMT 0.005 %, Sodium (Na) : NMT 0.01 % |
| 47 | Measuring cylinders, graduated, single metric scale, with pour out, withhexagonal base, Class B,. (Borosilicate glass) |
| 48 | Measuring cylinders, graduated, single metric scale, with pour out, withhexagonal base, Class B,. (Borosilicate glass) |
| 49 | Measuring cylinders, graduated, single metric scale, with pour out, withhexagonal base, Class B,. (Borosilicate glass) |
| 50 | Measuring cylinders, graduated, single metric scale, with pour out, withhexagonal base, Class B. (Borosilicate glass) |
| 51 | Measuring cylinders, graduated, single metric scale, with pour out, withhexagonal base, Class B. (Borosilicate glass) |
| 52 | Measuring cylinders, graduated, single metric scale, with pour out, withhexagonal base, Class B. (Borosilicate glass) |
| 53 | Flasks, Erlenmeyer, conical, narrow mouth . (Borosilicate glass) |
| 54 | Flasks, Erlenmeyer, conical, narrow mouth . (Borosilicate glass) |
| 55 | Flasks, Erlenmeyer, conical, narrow mouth . (Borosilicate glass) |
| 56 | Flasks, Erlenmeyer, conical, narrow mouth . (Borosilicate glass) |
| 57 | Flasks, Volumetric, with interchangeable solid glass stopper, accuracy asper Class B,. (Borosilicate glass) |
| 58 | Flasks, Volumetric, with interchangeable solid glass stopper, accuracy asper Class B, (Borosilicate glass) |
| 59 | Flasks, Volumetric, with interchangeable solid glass stopper, accuracy asper Class B,. (Borosilicate glass) |
| 60 | Flasks, Volumetric, with interchangeable solid glass stopper, accuracy asper Class B,. (Borosilicate glass) |
| 61 | Flasks, Volumetric, with interchangeable solid glass stopper, accuracy asper Class B,. (Borosilicate glass) |
| 62 | Flasks, Volumetric, with interchangeable solid glass stopper, accuracy asper Class B, (Borosilicate glass) |
| 63 | Beakers, griffin, low form, with spout. (Borosilicate glass) |
| 64 | Beakers, griffin, low form, with spout. (Borosilicate glass) |
| 65 | Beakers, griffin, low form, with spout. (Borosilicate glass) |
| 66 | Beakers, griffin, low form, with spout. (Borosilicate glass) |
| 67 | Beakers, griffin, low form, with spout. (Borosilicate glass) |
| 68 | Beakers, griffin, low form, with spout. (Borosilicate glass) |
| 69 | Autoburette, with Glass stopcock, Class B,. Complies with IS 1997/ISO 385. Supplied with Reservoir andRubber Bellow, with automatic zero facility. (Borosilicate glass) |
| 70 | Pipettes, Measuring (Mohr types), Class B.(Borosilicate glass) |
| 71 | Pipettes, Measuring (Mohr types), Class B.(Borosilicate glass) |
| 72 | Pipettes, Measuring (Mohr types), Class B.(Borosilicate glass) |
| 73 | Pipettes, Measuring (Mohr types), Class B.(Borosilicate glass) |
| 74 | Pipettes, Measuring (Mohr types), Class B.(Borosilicate glass) |
| 75 | Pipettes, Measuring (Mohr types), Class B.(Borosilicate glass) |
| 76 | Pipettes, Measuring (Mohr types), Class B.(Borosilicate glass) |
| 77 | Pipettes, Measuring (Mohr types), Class B.(Borosilicate glass) |
| 78 | Funnels, Plain, 60° Angle, Short Stem . (Borosilicate glass) |
| 79 | Funnels, Plain, 60° Angle, Short Stem . (Borosilicate glass) |
| 80 | Glass rods |
| 81 | Glass cuvette (Quartz) |
| 82 | Reagent Bottle, wide mouth, graduated with screw cap. (Borosilicate glass) |
| 83 | Beaker with spout (Material-PP) |
| 84 | Beaker with spout (Material-PP) |
| 85 | Volumetric Flask (Material-PP) |
| 86 | Volumetric Flask (Material-PP) |
| 87 | Measuring Cylinder graduated, with pour out. (Material-PP) |
| 88 | Funnels, Plain, 60° Angle, Short Stem. (Material-PP) |
| 89 | Funnels, Plain, 60° Angle, Short Stem. (Material-PP) |
| 90 | Wash Bottle. (Material-PP) |
| 91 | Plastic tray |
| 92 | Filter Paper -1 ( Pack of 500 Sheets) |
| 93 | Filter Paper -42 ( Pack of 100 Sheets) |
| 94 | Tissue roll |
