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14880 Sigma

BIS-TRIS

BioXtra, ≥99.0% (NT)

Synonym: 2,2-Bis(hydroxymethyl)-2,2′,2″-nitrilotriethanol, 2-Bis(2-hydroxyethyl)amino-2-(hydroxymethyl)-1,3-propanediol, Bis(2-hydroxyethyl)amino-tris(hydroxymethyl)methane

  • CAS Number 6976-37-0

  • Empirical Formula (Hill Notation) C8H19NO5

  • Molecular Weight 209.24

  •  Beilstein Registry Number 2205275

  •  EC Number 230-237-7

  •  MDL number MFCD00002853

  •  PubChem Substance ID 329750647

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Properties

InChI Key   OWMVSZAMULFTJU-UHFFFAOYSA-N
product line   BioXtra
assay   ≥99.0% (NT)
ign. residue   ≤0.3%
loss   ≤1% loss on drying, 20 °C (HV)
useful pH range   5.8 - 7.2
pKa (25 °C)   6.5
mp   102-105 °C
solubility   H2O: soluble0.2 g/mL at 20 °C, clear
anion traces   chloride (Cl-): ≤50 mg/kg
  sulfate (SO42-): ≤50 mg/kg
cation traces   Ca: ≤10 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤5 mg/kg
  K: ≤50 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Na: ≤50 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Zn: ≤5 mg/kg

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Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis

Protocols & Articles
Peer-Reviewed Papers
15

References

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