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Sulfuric acid, solution 4 mol/l (8 N), for COD determination, according to ISO 6060

- H2SO4r- M = 98,08 g/molr- CAS [7664-93-9]r- EINECS-No.: 231-639-5r- Density: ~ 1,23 g/cm3r- EC-Index-No.: 016-020-00-8r- ADR: 8 C1 II UN 2796r- IMDG: 8 II UN 2796r- IATA/ICAO: 8 II UN 2796r- GHS-signal word: Dangerr- GHS-H sentences: H290 - H314r- GHS-P sentences: P260 - P303+P361+P353 - P305+P351+P338 - P310 - P405 - P501ar- Tariff number: 2807 00 00 00r- Applications: analytical chemistry, laboratory reagent, neutralising agent.rrSPECIFICATIONSrfactor: 0,999 - 1,001runcertainty ± 0,001 rr1 ml = 0,39232 g H2SO4 This solution was analysed using a certified reference material (tris(hydroxymethyl)-aminomethane). The certified reference material is ISO 17034 accredited, measured according to ISO/IEC 17025 and traceable to the International System of Units by means of a Standard Reference Material from NIST: SRM® 723 (Tris(hydroxymethyl)aminomethane (HOCH2)3CNH2 (Acidimetric Standard)). r