Tris Base; ULTROL Grade

Code: 648311-1KG D2-231

General description

Useful in the pH range of 10.3-11.3. Has a pKa of 8.1 at 25°C.

Widely used as a biological buffer (absorbance: ﹤0.05 at 260 n...


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General description

Useful in the pH range of 10.3-11.3. Has a pKa of 8.1 at 25°C.

Widely used as a biological buffer (absorbance: ﹤0.05 at 260 nm, 1.0 M, H2O). A 1.0 M solution in H2O has a pH range of 10.3-11.3 and a pKa of 8.3 at 20°C.

Absorbance (1.0 M, H2O, 260 nm): ﹤0.05.

Legal Information

ULTROL is a registered trademark of Merck KGaA, Darmstadt, Germany

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Packaging

5, 25 kg in Fibre carton

1 kg in Glass bottle

Warning

Toxicity: Irritant (B)

assay≥99% dry basis (titration)
bp219-220 °C/10 mmHg (lit.)
cation tracesheavy metals: ≤5 ppm
colorwhite
formcrystalline solid
InChI keyLENZDBCJOHFCAS-UHFFFAOYSA-N
InChI1S/C4H11NO3/c5-4(1-6,2-7)3-8/h6-8H,1-3,5H2
manufacturer/tradenameCalbiochem®
mp167-172 °C (lit.)
pKa (25 °C)8.1
Quality Level100
shipped inambient
SMILES stringNC(CO)(CO)CO
solubilitywater: 1 M
storage conditionOK to freeze
storage temp.10-30°C
useful pH range7-9
Cas Number77-86-1
This product has met the following criteria to qualify for the following awards:



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