T6066

Sigma

 

Trizma® base

Biotechnology Performance Certified, meets EP, USP testing specifications, cell culture tested, ≥99.9% (titration)

Synonym:2-Amino-2-(hydroxymethyl)-1,3-propanediol, THAM, Tris base, Tris(hydroxymethyl)aminomethane, Trometamol
CAS Number:77-86-1
Linear Formula:NH2C(CH2OH)3
Molecular Weight:121.14
Beilstein Registry Number:741883
EC Number:201-064-4
MDL number:MFCD00004679
PubChem Substance ID:24900345

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Description

ApplicationNot tested for use in parenteral applications as specified in the EP monograph.
Other NotesEasily compare specifications for Trizma products with the Trizma specification table.
 The pH values of all buffers are temperature- and concentration-dependent. For Tris buffers, pH increases about 0.03 unit per °C decrease in temperature, and decreases 0.03-0.05 unit per ten-fold dilution.
For precise applications, use a carefully calibrated pH meter with a glass/calomel combination electrode.
Legal InformationTrizma is a registered trademark of Sigma-Aldrich Biotechnology LP and Sigma-Aldrich Co.

Properties

gradeBiotechnology Performance Certified
assay≥99.9% (titration)
total impurities DNase, RNase, protease, none detected
  Endotoxin and bioburden, tested
 ≤0.2% water (Karl Fischer)
useful pH range7 - 9
pKa (25 °C)8.1
EQP levelElite
bp219-220 °C/10 mmHg(lit.)
mp167-172 °C(lit.)
cation tracesheavy metals (as Pb): ≤2 ppm
abs.A40%/290 ≤0.05
suitabilitycell culture tested
 meets EP, USP testing specifications

Safety

Personal Protective Equipmentdust mask type N95 (US), Eyeshields, Gloves
Hazard CodesXi
Risk Statements36
Safety Statements26
WGK Germany2
RTECSTY2900000

References

referenceMolloy, M.P., et al. Electrophoresis 19, 837, (1998)
 Santoni, V., et al. Electrophoresis 21, 1054, (2000)
MerckMerck 13,9842
BeilsteinBeil. 4,IV,1903
 Aldrich MSDS 1, 1815:C / Corp MSDS 1 (2), 3532:A / FT-IR 1 (1), 347:C / FT-IR 2 (1), 542:D / IR-Spectra (3), 203:G / IR-Spectra (2), 183:E / IR-Spectra (2), 183:D / IR-Spectra (3), 203:H / NMR-Reference 2 (1), 304:A / RegBook 1 (1), 371:C / Sax 6, 2558 / Sigma FT-IR 1 (2), 60:D / Sigma FT-IR 1 (2), 61:C / Structure Index 1, 52:C:5 / Vapor Phase 3, 437:C