General Lab Products & Reviews

Trusted information for laboratory scientists on General Lab products and techniques on SelectScience, including incubators, autoclaves, light microscopy and pH meters.

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D(+)-Biotin pure Ph. Eur. (A6417)

AppliChem GmbH

Melting point: 229 - 233°CSolubility (20°C): 0.2 g/L (H2O)Formula: C10H16N2O3SM: 244.31 g/molCAS-No.: 58-85-5HS-No.: 29369000EC-No.: 200-399-3Storage: 2-8°CLGK: 10 - 13WGK: 1Specification: Assay (titr.): 98.5 - 101.0 %

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Potassium carbonate Technical grade (A6551)

AppliChem GmbH

Melting point: 891°CSolubility (20°C): 1120 g/L (H2O)Formula: CK2O3M: 138.21 g/molCAS-No.: 584-08-7HS-No.: 28364000EC-No.: 209-529-3Storage: RTLGK: 10 - 13Disposal: 14R: 36/37/38S: 22-26hazardidentification: irritantWGK: 1Other properties: hygroscopicSpecification: Assay (titr.): min. 97 %

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Hydrofluoric acid 40 % pure (A6571)

AppliChem GmbH

Melting point (48 %): -35°CBoiling point (40 %): 112°CBoiling point (48 %): 106°CMelting point (40 %): -44°CFormula: HFM: 20.01 g/molCAS-No.: 7664-39-3HS-No.: 28111100EC-No.: 231-634-8Storage: RTLGK: 6.1 BDisposal: 23R: 26/27/28-35S: 7/9-26-28.1-36/37/39-45hazardidentification: very toxic, corrosiveClass/PG: 8(6.1)/IIUN-No.: UN1790WGK: 2Specification: Assay (titr.): min. 40 %

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