Merck
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B7535

Sigma-Aldrich

BIS-TRIS

BioXtra, ≥98.0% (titration)

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Synonym(s):
2,2-Bis(hydroxymethyl)-2,2′,2″-nitrilotriethanol, 2-Bis(2-hydroxyethyl)amino-2-(hydroxymethyl)-1,3-propanediol, Bis(2-hydroxyethyl)amino-tris(hydroxymethyl)methane
Empirical Formula (Hill Notation):
C8H19NO5
CAS Number:
Molecular Weight:
209.24
Beilstein:
2205275
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.25

product line

BioXtra

Assay

≥98.0% (titration)

form

powder

impurities

≤0.005% Phosphorus (P)
≤0.1% Insoluble matter

ign. residue

≤0.1%

pH

9.0-10.1 (20-25 °C, 1 M in H2O)

useful pH range

5.8-7.2

pKa (25 °C)

6.5

solubility

H2O: 1 M, clear, colorless

anion traces

chloride (Cl-): ≤0.05%
sulfate (SO42-): ≤0.05%

cation traces

Al: ≤0.0005%
Ca: ≤0.005%
Cu: ≤0.0005%
Fe: ≤0.0005%
K: ≤0.005%
Mg: ≤0.0005%
NH4+: ≤0.05%
Na: ≤0.005%
Pb: ≤0.001%
Zn: ≤0.0005%

application(s)

diagnostic assay manufacturing

SMILES string

OCCN(CCO)C(CO)(CO)CO

InChI

1S/C8H19NO5/c10-3-1-9(2-4-11)8(5-12,6-13)7-14/h10-14H,1-7H2

InChI key

OWMVSZAMULFTJU-UHFFFAOYSA-N

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1 of 4

This Item
B975414879B4429
BIS-TRIS BioXtra, ≥98.0% (titration)

Sigma-Aldrich

B7535

BIS-TRIS

Premium Grade
BIS-TRIS ≥98.0% (titration)

Sigma-Aldrich

B9754

BIS-TRIS

-
BIS-TRIS BioUltra, ≥99.0% (NT)

Sigma-Aldrich

14879

BIS-TRIS

Premium Grade
BIS-TRIS BioPerformance Certified, suitable for cell culture, suitable for insect cell culture, ≥98.0%

Sigma-Aldrich

B4429

BIS-TRIS

Premium Grade
assay

≥98.0% (titration)

assay

≥98.0% (titration)

assay

≥99.0% (NT)

assay

≥98.0%

form

powder

form

crystalline powder

form

powder

form

crystalline powder

impurities

≤0.005% Phosphorus (P), ≤0.1% Insoluble matter

impurities

-

impurities

insoluble matter, passes filter test

impurities

endotoxin and total aerobic microbial count, tested

pH

9.0-10.1 (20-25 °C, 1 M in H2O)

pH

-

pH

9.5-11.0 (25 °C, 1 M in H2O)

pH

-

solubility

H2O: 1 M, clear, colorless

solubility

H2O: 500 mg/mL, clear, colorless to very faintly yellow

solubility

H2O: 1 M at 20 °C, clear, colorless

solubility

H2O: 500 mg/mL, clear, colorless to very faintly yellow

Other Notes

Easily compare specifications for BIS-TRIS products with the BIS-TRIS specification table.

Pictograms

Corrosion

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Classifications

Eye Dam. 1

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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