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Products > Optimize Reagents > Optimize – Buffers > Tris Buffer
Tris Buffer
Applications
- Crystallization grade Tris for formulating screens or for optimization
Features
- Sterile filtered
- Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/µL)
Description
Tris
Synonyms: Trizma base or 2-Amino-2-(hydroxymethyl)-1,3-propanediol or THAM or Tris base or Tris(hydroxymethyl)aminomethane or Trometamol
C4H11NO3
NH2C(CH2OH)3
Mr 121.14
CAS Number [77-86-1]
EC Number 201-064-4
Beilstein Registry Number 741883
Merck 14,9772
RTECS TY2900000
MDL Number MFCD00004679
PubChem Substance ID 24889854
Purity 99.8 – 100.1%
pKa = 8.1 at 25°C
Useful pH range of Tris: 7.0 – 9.0
Titrate HR2-589 to the desired pH using HCl
HR2-589 Measured pH Range: 10.9 – 11.1 at 25°C
HR2-589 Measured Conductivity Range: 193.3 – 236.7 µS/cm at 25°C
HR2-589 Measured Refractive Index: 1.34991 – 1.35058 at 20°C
HR2-725 is titrated to pH 8.5 using HCl
HR2-725 Measured Conductivity Range: 18.1 – 22.7 mS/cm at 25°C
HR2-725 Measured Refractive Index: 1.35310 – 1.35369 at 20°C
Insoluble Matter 0.005% max
DNase None Detected
RNase None Detected
Protease None Detected
Heavy Metals 5 ppm max
As ≤ 5 ppm max
Ca ≤ 5 ppm max
Cu ≤ 5 ppm max
Fe ≤ 5 ppm max
Pb ≤ 5 ppm max
Mg ≤ 5 ppm max
Trizma is a registered trademark of Sigma-Aldrich Co.
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CAT NO
HR2-589
NAME
DESCRIPTION
100 mL
PRICE
$60.00
cart quote
CAT NO
HR2-725
NAME
DESCRIPTION
100 mL
PRICE
$60.00
cart quote
Support Material(s)
HR2-589 Tris SDS
HR2-725 Tris pH 8.5 SDS
Titration Table Certificate Of Analysis
Related Item(S)
- Hydrochloric acid
- StockOptions Tris Buffer Kit
- Individual StockOptions Tris Reagents
References
1. Purification and crystallization of Pseudomonas aeruginosa chloramphenicol acetyltransferase. Tian, Y; Beaman, TW; Roderick, SL; Proteins 28, 298- 300, 1997.
Hampton Research, first in crystallization since 1991, developing and delivering crystallization and optimization screens, reagents, plates, and other tools for the crystallization of biological macromolecules, including proteins (antibody), peptides (insulin), and nucleic acids (DNA).
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