Tris-(hydroxymethyl)aminomethan ≥99%, Ultrapure
Dodavatel: MP Biomedicals
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Varování
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Synonyms:
2-Amino-2-(hydroxymethyl)propane-1,3-diol(tris), Tromethamine, Tris(hydroxymethyl)methylamine, 2-Amino-2-(hydroxymethyl)propane-1,3-diol, 2-Amino-2-(hydroxymethyl)-1,3-propanediol, Trizma(R) base, TRIS base, THAM
Biological buffer reagent.
- Synonyms: Tromethamine
- Heavy metals (as Pb): <5 ppm
- O.D. (260nm) of a 5% saturated solution: <0.1
- pKa at 20°C = 8.1
pH: As Tris solutions decrease in temperature from 25°C to 5°C, the pH value increases an average of 0.03 units per°C. As the solution increases in temperature from 25°C to 37°C, the pH decreases an average of 0.025 units per°C.
Vzorec:
NH₂C(CH₂OH)₃ MW: 121.14 Bod varu: 357 Storage Temperature: Ambient |
MDL Number:
MFCD00004679 CAS číslo: 77-86-1 Merck Index: 13,09842 |
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