Labware and Lab Supplies Products & Reviews

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Labware and lab supplies include various forms of glassware, plasticware, reagents and personal protective equipment (PPE) and are used across all scientific laboratories, enabling daily tasks to be performed. Explore a range of flasks and beakers, petri dishes, carboys and storage bottles. Labware such as condensers, desiccators and burettes are also available for more specific tasks. Find the best labware and lab supplies in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.

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Zinc sulfate - Standard volumetric solution (0.05 M) (A3546)

concentration: 0.05 mol/L (0.05 N Solution)HS-No.: 38220000EC-No.: 231-793-3Storage: RTLGK: 10 - 13Disposal: 28WGK: nwgSpecification:

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Ammonium hydrogen sulfate p. A. (A3548)

Melting point: 147°C (dec.)Solubility (20°C): 1000 g/L (H2O)Formula: H5NO4SM: 115.10 g/molCAS-No.: 7803-63-6HS-No.: 28332980EC-No.: 232-265-5Storage: RTLGK: 8 BDisposal: 14R: 34S: 26-36/37/39-45hazardidentification: corrosiveClass/PG: 8/IIUN-No.: UN2506WGK: 1Specification: Assay (titr.): min. 99.0 %

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Ethyl acetate pure Ph. Eur. (A3550)

Density (d 20°C/4°C): 0.90n 20°C/D: 1.3723Solubility (20°C): 80 g/L (H2O)Boiling point: 77°CMelting point: -83°CFormula: C4H8O2M: 88.11 g/molCAS-No.: 141-78-6HS-No.: 29153100EC-No.: 205-500-4Storage: RTLGK: 3 ADisposal: 1R: 11-36-66-67S: 16-26-33hazardidentification: irritant, highly flammableClass/PG: 3/IIUN-No.: UN1173WGK: 1Specification: Assay (acidimetr.): min. 99 %

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Potassium hydroxide - Standard volumetric solution (1 M) in non-denatured ethanol (99.5 %) (A3551)

concentration: 1 mol/L (1 N Solution) in EthanolHS-No.: 38220000Storage: RTLGK: 3 ADisposal: 1R: 11-35S: 7/9-16-26-36/37/39-45hazardidentification: highly flammable, corrosiveClass/PG: 3(8)/IIUN-No.: UN2924WGK: 1Specification:

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Glycerol anhydrous p. A. (A3552)

Origin: from plants (non-animal origin!)Density (d 20°C/4°C): 1.256 - 1.261Melting point: 18°Cn 20°C/D: 1.4740Formula: C3H8O3M: 92.10 g/molCAS-No.: 56-81-5HS-No.: 29054500EC-No.: 200-289-5Storage: RTLGK: 10 - 13Disposal: 1WGK: 1Specification: Assay (GC): min. 99.5 %

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EDTA disodium salt dihydrate p. A. (A3553)

Ca-binding (pH 11): approx. 265 mg CaCO3/gSolubility (20°C): 100 g/L (H2O)Formula: C10H14N2Na2O8 · 2H2OM: 372.24 g/molCAS-No.: 6381-92-6HS-No.: 29224985EC-No.: 205-358-3Storage: RTLGK: 10 - 13Disposal: 3WGK: 2Specification: Assay (titr.): min. 99 %

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1,2-Dichloroethane pure (A3554)

Boiling point: 83.5 - 84.1°C (1013 hPa)Density (20°C): 1.25 g/cm³Melting point: -35.5°CFormula: C2H4Cl2M: 98.97 g/molCAS-No.: 107-06-2HS-No.: 29031500EC-No.: 203-458-1Storage: RTLGK: 3 ADisposal: 2R: 45-11-22-36/37/38S: 53-45hazardidentification: highly flammable, irritant, harmful, carcinogenicClass/PG: 3(6.1)/IIUN-No.: UN1184WGK: 3Specification: Assay (GC): min. 99 %

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Potassium hydroxide - Standard volumetric solution (0.5 M) in denatured ethanol (99 %) (A3556)

concentration: 0.5 mol/L (0.5 N Solution) in EthanolHS-No.: 38220000Storage: RTLGK: 3 ADisposal: 1R: 11-34S: 7/9-16-26-36/37/39-45hazardidentification: highly flammable, corrosiveClass/PG: 3(8)/IIUN-No.: UN2924WGK: 1Specification:

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Iron(II) chloride tetrahydrate pure (A3557)

Solubility (10°C): approx. 1.6 kg/L (H2O)Formula: FeCl2 · 4H2OM: 198.81 g/molCAS-No.: 13478-10-9HS-No.: 28273920EC-No.: 231-843-4Storage: RTLGK: 10 - 13Disposal: 15R: 22-38-41S: 26-39hazardidentification: irritant, harmfulWGK: 1Other properties: hygroscopicSpecification: Assay (titr.): min. 98 %

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Sodium dihydrogen phosphate monohydrate p. A. (A3559)

Solubility (20°C): 850 g/L (H2O)Formula: H2NaO4P · H2OM: 137.99 g/molCAS-No.: 10049-21-5HS-No.: 28352200EC-No.: 231-449-2Storage: RTLGK: 10 - 13Disposal: 14WGK: 1Specification: Assay (titr.): min. 99 %

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Ammonium bromide p. A. (A3560)

Melting point: 542°CSolubility (20°C): 598 g/L (H2O)Formula: H4BrNM: 97.94 g/molCAS-No.: 12124-97-9HS-No.: 28275900EC-No.: 235-183-8Storage: RTLGK: 10 - 13WGK: 1Specification: Assay (titr.): min. 99 %

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Glycerol 87 % p. A. (A3561)

Origin: from plants (non-animal origin!)n 20°C/D: 1.4490 - 1.4550Density (d 20°C/4°C): 1.221 - 1.231Melting point: -10°CFormula: C3H8O3M: 92.10 g/molCAS-No.: 56-81-5HS-No.: 29054500EC-No.: 200-289-5Storage: RTLGK: 10 - 13Disposal: 1WGK: 1Specification: Assay (titr.): 86.0 - 88.0 %

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Potassium hydroxide - Standard volumetric solution (1 M) in denatured ethanol (99 %) (A3563)

concentration: 1 mol/L (1 N Solution) in EthanolHS-No.: 38220000Storage: RTLGK: 3 ADisposal: 1R: 11-35S: 7/9-16-26-36/37/39-45hazardidentification: highly flammable, corrosiveClass/PG: 3(8)/IIUN-No.: UN2924WGK: 1Specification:

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N,N-Dimethylformamide pure (A3566)

Density (d 20°C/4°C): 0.944Boiling point: 153°CMelting point: -60°Cn 20°C/D: 1.4305Formula: C3H7NOM: 73.10 g/molCAS-No.: 68-12-2HS-No.: 29241900EC-No.: 200-679-5Storage: RTLGK: 6.1 ADisposal: 1R: 61-20/21-36S: 53-45hazardidentification: toxic for reproduction, harmful, irritantClass/PG: 3/IIIUN-No.: UN2265WGK: 1Specification: Assay (GC): min. 99 %

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di-Sodium hydrogen phosphate dihydrate p. A. (A3567)

Solubility (20°C): 93 g/L (H2O)Thermal dec.: 95°CFormula: HNa2O4P · 2H2OM: 177.99 g/molCAS-No.: 10028-24-7HS-No.: 28352200EC-No.: 231-448-7Storage: RTLGK: 10 - 13Disposal: 14WGK: 1Specification: Assay (titr.): min. 99.5 %

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Potassium hydroxide - Standard volumetric solution (0.1 M) in non-denatured ethanol (99.5 %) (A3571)

concentration: 0.1 mol/L (0.1 N Solution) in EthanolHS-No.: 38220000Storage: RTLGK: 3 ADisposal: 1R: 11-36/38S: 7/9-16-26hazardidentification: highly flammable, irritantClass/PG: 3/IIUN-No.: UN1993WGK: 1Specification:

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tert.-Butanol p. A. (A3572)

Density (d 20°C/4°C): 0.78 (99 %)Boiling point (99 %): 82°CMelting point (99 %): 23 - 25°Cn 20°C/D (99 %): 1.3838Formula: C4H10OM: 74.12 g/molCAS-No.: 75-65-0HS-No.: 29051410EC-No.: 200-889-7Storage: RTLGK: 3 ADisposal: 1R: 11-20S: 9-16hazardidentification: highly flammable, harmfulClass/PG: 3/IIUN-No.: UN1120WGK: 1Specification: Assay (GC): min. 99 %

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Hydrogen peroxide - Standard volumetric solution (0.01 M) (A3574)

concentration: 0.01 mol/L (0.01 N Solution)HS-No.: 38220000Storage: RTLGK: 5.1 BDisposal: 22Specification:

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Magnesium acetate tetrahydrate pure Ph. Eur. (A3576)

Solubility (15°C): 1200 g/L (H2O)Melting point: 80°CFormula: C4H6MgO4 · 4H2OM: 214.46 g/molCAS-No.: 16674-78-5HS-No.: 29152900EC-No.: 205-554-9Storage: RTLGK: 10 - 13Disposal: 14WGK: nwgSpecification: Assay (titr.): 98.0 - 101.0 %

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Aluminium sulfate hydrate crystalline, p. A. (A3578)

Melting point: 90°C (dec.)Solubility (20°C): 600 g/L (H2O)Formula: Al2O12S3 · xH2O (x = 16 - 18)M: 342.15 g/mol · xH2OCAS-No.: 17927-65-0HS-No.: 28332200EC-No.: 233-135-0Storage: RTLGK: 10 - 13S: 24/25WGK: 1Specification: Assay (titr.): min. 98 %

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Potassium permanganate - Standard volumetric solution (0.2 M) (A3579)

concentration: Potassium permanganate 0.2 mol/L (1 N Solution)HS-No.: 38220000EC-No.: 231-760-3Storage: RTLGK: 10 - 13Disposal: 22R: 51/53S: 61hazardidentification: dangerous for the environmentClass/PG: 9/IIIUN-No.: UN3082Specification:

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Potassium chloride p. A. (A3582)

Melting point: 773°CSolubility (20°C): 330 g/L (H2O)Formula: ClKM: 74.56 g/molCAS-No.: 7447-40-7HS-No.: 31042090EC-No.: 231-211-8Storage: RTLGK: 10 - 13Disposal: 14WGK: 1Specification: Assay (titr.): min. 99.5 %

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Ammonium hydrogen carbonate p. A. (A3583)

Melting point: 105°C (dec.)Solubility (20°C): 176 g/L (H2O)Formula: CH5NO3M: 79.06 g/molCAS-No.: 1066-33-7HS-No.: 28369917EC-No.: 213-911-5Storage: RTLGK: 10 - 13R: 22hazardidentification: harmfulWGK: 1Specification: Assay (titr.): min. 99 %

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Iron(II) chloride tetrahydrate p. A. (A3584)

Solubility (10°C): approx. 1.6 kg/L (H2O)Formula: FeCl2 · 4H2OM: 198.81 g/molCAS-No.: 13478-10-9HS-No.: 28273920EC-No.: 231-843-4Storage: RTLGK: 10 - 13Disposal: 15R: 22-38-41S: 26-39hazardidentification: irritant, harmfulWGK: 1Other properties: hygroscopicSpecification: Assay (titr.): min. 99 %

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Iron(II) sulfate heptahydrate p. A. (A3586)

Melting point: 64°CSolubility (20°C): 400 g/L (H2O)Formula: FeO4S · 7H2OM: 278.02 g/molCAS-No.: 7782-63-0HS-No.: 28332980EC-No.: 231-753-5Storage: RTLGK: 10 - 13Disposal: 15R: 22-36/38S: 24/25hazardidentification: harmfulWGK: 1Specification: Assay (titr.): min. 99.5 %

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