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Tris-(idrossimetil) amminometano (TRIS) 99.8-100.1% (dry basis), ultrapuro per biologia molecolare

Fornitore: Thermo Fisher Scientific
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Synonyms: THAM

J75825.A1 J75825.A9 J75825.A7 J75825.36
J75825.A1EA 146 EUR
J75825.A1 J75825.A9 J75825.A7 J75825.36
Tris-(idrossimetil) amminometano (TRIS) 99.8-100.1% (dry basis), ultrapuro per biologia molecolare
Tris-(idrossimetil) amminometano (TRIS)
Formula: NH₂C(CH₂OH)₃
Peso molecolare: 121.14 g/mol
Punto di ebollizione: 219…220 °C (10 mmHg)
Punto di fusione: 171…172 °C
Densità: 1.328 g/cm³ (20 °C)
Temperatura di stoccaggio: Ambiente
MDL Number: MFCD00004679
CAS Number: 77-86-1
EINECS: 201-064-4
Merck Index: 14,09772
https://digitalassets.avantorsciences.com/adaptivemedia/rendition?id=11a03d1ab6b2c11b9a2c83f0a73fc4264cec0110&vid=5ce890cdf298a59a7900a07fee1c857a5e5e61e0&prid=web&clid=SAPDAM

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Risultati del test di specificazione

Assay (unspecified) - Dry Basis 99.8 - 100.1%
Assay (unspecified) - Absorbance (250 nm, 1 M, 1 cm) ≤0.1
Assay (unspecified) - Absorbance (290 nm, 40%, 1 cm) ≤0.2
Identification (FTIR) Conforms
Residue on Ignition ≤0.1%
Insoluble Material ≤0.005%
Water Content (Karl Fischer Titration) ≤1%
Loss on Drying ≤1%
pH (5%, H₂O) 10.0 - 11.5
pKa (20 °C) 8.30 ±0.15
Arsenic (As) ≤1 ppm
Barium (Ba) ≤1 ppm
Cadmium (Cd) ≤1 ppm
Calcium (Ca) ≤1 ppm
Iron (Fe) ≤1 ppm
Lead (Pb) ≤1 ppm
Magnesium (Mg) ≤1 ppm
Manganese (Mn) ≤1 ppm
Zinc (Zn) ≤1 ppm


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