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MilliporeSigma

SIGMA Trizma® base, BioXtra, pH 10.5-12.0 (1 M in H2O), =99.9% (titration)

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Synonyms: 2-Amino-2-(hydroxymethyl)-1,3-propanediol; THAM; Tris base; Tris(hydroxymethyl)aminomethane; Trometamol

Formula: NH2C(CH2OH)3

Formula Weight: 121.14

CAS No.: 77-86-1

Purity: ≥99.9% (titration)

Other Notes: 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 Information: Trizma is a registered trademark of Sigma-Aldrich Co. LLC

Abs.: A1M/280, H2O ≤0.020

Anion Traces: chloride (Cl-): ≤0.005%

Assay: ≥99.9% (titration)

BP: 219-220°C/10 mmHg(lit.)

Cation Traces: Ba: ≤0.0005%

Description: aminopeptidase substrate

Ign. Residue (900°C): ≤0.01% (as SO4)

Impurities: ≤0.005% Insoluble matter

Loss: ≤0.5% loss on drying, 110°C

MP: 167-172°C(lit.)

pH: 10.5-12.0 (1 M in H2O)

pKa (25°C): 8.1

Product Line: BioXtra

Quality Level: ELITE

Solubility: H2O: soluble1 M, clear, colorless

Useful pH Range: 7 - 9

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Thomas No.
C987N75
Mfr. No.
T6791-100G
Description
SIGMA Trizma® base, BioXtra, pH 10.5-12.0 (1 M in H2O), =99.9% (titration), 100 g

list price/quantitytotal
$0.00
Thomas No.
C987N76
Mfr. No.
T6791-500G
Description
SIGMA Trizma® base, BioXtra, pH 10.5-12.0 (1 M in H2O), =99.9% (titration), 500 g

list price/quantitytotal
$0.00
Thomas No.
C987N77
Mfr. No.
T6791-1KG
Description
SIGMA Trizma® base, BioXtra, pH 10.5-12.0 (1 M in H2O), =99.9% (titration), 1 kg

list price/quantitytotal
$0.00
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Product is restricted and can only be purchased by customers with a web profile linked to a Thomas Business Account - Click here to login or create your web profile. If you do not have a Thomas Business Account, please Contact Us and someone will respond with details on how to apply for a business account with us.

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