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Sodium hydroxide, solution 32% w/v, for the determination of nitrogen

- NaOHr- M = 40,00 g/molr- CAS [1310-73-2]r- EINECS-No.: 215-185-5r- Density: 1,26 g/cm3 r- Solub. in water: (20 ºC): miscibler- Melting point: 9 ºCr- Boiling point: 119 ºCr- EC-Index-No.: 011-002-00-6r- ADR: 8 C5 II UN 1824r- IMDG: 8 II UN 1824r- IATA/ICAO: 8 II UN 1824r- GHS-signal word: Dangerr- GHS-H sentences: H314r- GHS-P sentences: P260 - P303+P361+P353 - P305+P351+P338 - P310 - P405 - P501ar- Tariff number: 2815 12 00 00r- Applications: analytical chemistry, laboratory reagent, for determination of: nitrogen.rrSPECIFICATIONSrassay (acidimetric): min. 32 %rcarbonates (as Na2CO3): max. 0,5 % rchlorides (Cl): max. 0,0005 %rphosphates (as PO4): max. 0,0005 %rsilicates (SiO2): max. 0,001 %rsulfates (SO4): max. 0,0005 %rtotal nitrogen (as N): max. 0,0001 %raluminium (Al): max. 5 ppmrheavy metals (as Pb): max. 5 ppmriron (Fe): max. 5 ppmr