- HNO3r- M = 63,01 g/molr- CAS [7697-37-2]r- EINECS-No.: 231-714-2r- Density: ~ 1,002 g/cm3r- EC-Index-No.: 007-004-00-1r- Tariff number: 2808 00 00 00r- Applications: analytical chemistry, titrant in volumetric analysis, oxidizing agent.rrSPECIFICATIONSrfactor: 0,999 - 1,001runcertainty ± 0,001 rr1 ml = 0,006301 g HNO3 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
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