- Synonyms: TRIS-Acetate-EDTAr- Density: 1,016 g/cm3r- Tariff number: 3822 00 00 00r- Applications: analytical chemistry, for electrophoresis, for determination of: nucleic acids.rrSPECIFICATIONSrpH : 8,30rspecification range: 8,29 - 8,31runcertainty : ± 0,01rrcomposition: tris-(hydroxymethyl)-aminomethane 0,40 M / EDTA 0,01 M / acetic acid rDNases, RNases, Proteases : non detectedr