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391335

BIS-TRIS

Name: BIS-TRIS
Brand: MM

ULTROL^® Grade, ≥99% dry basis (titration), suitable where a calcium phosphate-DNA complex formation is desirable

Synonim(y):

BIS-Tris, ULTROL^® Grade, [ bis(2-Hydroxyethyl)imino]- tris(hydroxymethyl)methane, [bis(2-Hydroxyethyl)imino]-tris(hydroxymethyl)methane

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Informacje o tej pozycji

Wzór empiryczny (zapis Hilla):

C₈H₁₉NO₅

Numer CAS:

6976-37-0

Masa cząsteczkowa:

209.24

MDL number:

MFCD00002853

UNSPSC Code:

12161700

NACRES:

NA.25

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Właściwości

Quality Segment

100

assay

≥99% dry basis (titration)

form

solid

manufacturer/tradename

Calbiochem^®

storage condition

OK to freeze

color

white

pKa (20 °C)

6.5

solubility

water: soluble

cation traces

heavy metals: <3 ppm

shipped in

ambient

storage temp.

15-25°C

SMILES string

N(C(CO)(CO)CO)(CCO)CCO

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

Opis

General description

A zwitterionic buffer that exhibits only a very small shift in dissociation constant with respect to temperature. Useful in the pH 5.8-7.3 range. Has a pK_a of 6.50 at 25°C. Suitable for fractionation of hemoglobin.

Absorbance (100 mM, H₂O, 280 nm):≤0.04.

An inert, zwitterionic buffer that exhibits only a very small shift in dissociation constant with respect to temperature (absorbance: <0.04 at 280 nm, 100 mM, H₂O). Suitable for fractionation of hemoglobin. Has a pK_a of 6.5 at 25°C.

Other Notes

Nealon, D.A., et al. 1980. Clin Chem.26, 1516.
Morin, L.G. 1977. Clin. Chem.23, 1569.

Legal Information

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

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

Disclaimer

Toxicity: Standard Handling (A)

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Ta pozycja	B7535	B9754	1.03252
Millipore 391335 BIS-TRIS	Sigma-Aldrich B7535 BIS-TRIS	Sigma-Aldrich B9754 BIS-TRIS	Millipore 1.03252 2,2-bis(hydroksyetylo)-(iminotris)-(hydroksymetylo)-metan
assay ≥99% dry basis (titration)	assay ≥98.0% (titration)	assay ≥98.0% (titration)	assay -
Quality Level 100	Quality Level 400	Quality Level 400	Quality Level 100
form solid	form powder	form crystalline powder	form solid
solubility water: soluble	solubility H₂O: 1 M, clear, colorless	solubility H₂O: 500 mg/mL, clear, colorless to very faintly yellow	solubility soluble 579.9 g/L
storage temp. 15-25°C	storage temp. -	storage temp. -	storage temp. 15-25°C
storage condition OK to freeze	storage condition -	storage condition dry at room temperature	storage condition -

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pictograms

GHS07

signalword

Warning

hcodes

H319

pcodes

P264 - P280 - P305 + P351 + P338 - P337 + P313

Hazard Classifications

Eye Irrit. 2

Klasa składowania

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c