Sigma-Aldrich Tris(Hydroxymethyl)Aminomethane Gr For A

Name: Sigma-Aldrich Tris(Hydroxymethyl)Aminomethane Gr For A
SKU: SIAL-1083820500
Price: 166.25 USD

List Price $166.25 Your Price $166.25

Sigma-Aldrich Tris(Hydroxymethyl)Aminomethane Gr For A; 500 g - SIAL (Additional S&H or Hazmat Fees May Apply)

NETA PART: SIAL-1083820500

MFG.PART: 1083820500

UNSPSC: 12352209

Manufacturer: Sigma-Aldrich

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Description

Product Name

Tris(hydroxymethyl)aminomethane, GR for analysis buffer substance ACS,Reag. pH Eur

grade

ACS reagent

Quality Level

200

agency

reag. pH. Eur.

vapor pressure

0.0267 hPa ( 20 °C)

form

solid

potency

>5000 mg/kg LD₅₀, oral (Rat)
>5000 mg/kg LD₅₀, skin (Rat)

pH

10.2-10.6 (20 °C, 6 g/L in H₂O)

useful pH range

7-9

pKa (25 °C)

8.1

bp

219-220 °C/10 mmHg (lit.)
219-220 °C/13.3 hPa

mp

167-172 °C (lit.)

solubility

678 g/L

density

1.35 g/cm³ at 23 °C

bulk density

840 kg/M³

storage temp.

15-25°C

SMILES string

NC(CO)(CO)CO

InChI

1S/C4H11NO3/c5-4(1-6,2-7)3-8/h6-8H,1-3,5H2

Inchi Key

LENZDBCJOHFCAS-UHFFFAOYSA-N

General description

Biological buffer substance
Tris is widely used as a biological buffer substance in the pH range of 7-9. For example it is used for the freezing of proteins. The grade conforms precisely with the Reag. pH. Eur. requirements.

GR for analysis buffer substance ACS,Reag. pH Eur

Application

Tris(hydroxymethyl)aminomethane GR for analysis buffer substance ACS,Reag. pH Eur. CAS 77-86-1, EC 201-064-4, chemical formula H₂NC(CH₂OH)₃.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c