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Tris-(idrossimetil) amminometano cloridrato 99.0-101.0%, ultrapuro per biologia molecolare

Fornitore: Thermo Scientific

Synonyms: THAM HClTRIS HCl

J22676.C4EA 3190 CHF
J22676.C4
Tris-(idrossimetil) amminometano cloridrato 99.0-101.0%, ultrapuro per biologia molecolare
Tris-(idrossimetil) amminometano cloridrato
Formula: NH₂C(CH₂OH)₃·HCl
Peso molecolare: 157,6 g/mol
Punto di fusione: ∼ 152 °C (dec.)
Temperatura di stoccaggio: Ambiente
MDL Number: MFCD00012590
CAS Number: 1185-53-1
EINECS: 214-684-5
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Risultati del test di specificazione

Form White crystalline powder
Assay (unspecified) 99.0 - 101.0% (as is)
Assay (unspecified): Absorbance (250 nm, 1M, 1 cm) ≤ 0.20
Assay (unspecified): Absorbance (290 nm, 40%, 1 cm) ≤ 0.20
DNase (endo) Passes test
DNase (exo) Passes test
Identification (FTIR) Conforms
Residue on ignition ≤ 0.1%
Insoluble material ≤ 0.005%
Loss on Drying ≤ 1.0%
Melting Point 148° - 157°C
pH (5%, H2O) 4.7 ± 0.5
pKa (20°C) 8.30 ± 0.15
Protease activity Passes test
RNase Passes test
Trace Metal: Heavy Metals (Pb) ≤ 5 ppm
Trace Metal: Iron (Fe) ≤ 5 ppm

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