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1.02408

トリス(ヒドロキシメチル)アミノメタン

Name: トリス(ヒドロキシメチル)アミノメタン
Brand: MM

volumetric standard, secondary reference material for acidimetry, traceable to NIST Standard Reference Material (SRM) Certipur^® Reag. Ph Eur,Reag. USP

別名:

2-アミノ-2-(ヒドロキシメチル)-1,3-プロパンジオール, THAM, トリス塩基, トロメタモール

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あなたへ/カタログ番号	在庫状況	単価

この商品について

化学式:

NH₂C(CH₂OH)₃

CAS番号:

77-86-1

分子量:

121.14

UNSPSC Code:

41116107

NACRES:

NA.24

EC Index Number:

201-064-4

MDL number:

MFCD00004679

Beilstein/REAXYS Number:

741883

現在、価格および在庫状況を閲覧できません。

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特性

Quality Segment

300

agency

ISO 17025, reag. Ph. Eur., reag. USP

vapor pressure

0.0267 hPa ( 20 °C)

product line

Certipur^®

form

solid

potency

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

technique(s)

titration: suitable

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

詳細

General description

Tris(hydroxymethyl)aminomethane is a volumetric standard manufactured under rigorous conditions and measured with the highest possible precision. Its mass fraction is determined by potentiometric titration, and it is qualified in a DIN EN ISO/IEC 17025 accredited laboratory.

Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.

In our effort to be more sustainable, we′re going digital with COAs-download them directly from our website. Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.

Application

It finds its use as a certified reference material (CRM) for the standardization of volumetric solutions in acidimetric titrations, according to USP and Ph. Eur.

Features and Benefits

Available as a solid in a secure glass bottle to ensure its stability for the entire shelf life until opened.
Certified reference material according to ISO 17034
High-purity material traceable to NIST SRMs
Qualified in a DIN EN ISO/IEC 17025 accredited laboratory
In accordance with the chapter reagents of USP and Ph. Eur
High-quality offering accurate titer determinations

Packaging

SKU-pack size numbers ending with a "3" are SmartChemicals with an RFID tag on the label for seamless data transfer to the instrument, e.g. xxxxxx1003 or xxxxxxx 4003. More information on www.sigmaaldrich.com/SmartChemicals

Legal Information

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

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当該品目	1.08382	252859	1.08387
Supelco 1.02408 トリス(ヒドロキシメチル)アミノメタン	Millipore 1.08382 トリス(ヒドロキシメチル)アミノメタン	Sigma-Aldrich 252859 トリス(ヒドロキシメチル)アミノメタン	Millipore 1.08387 トリス(ヒドロキシメチル)アミノメタン
technique(s) titration: suitable	technique(s) -	technique(s) affinity chromatography: suitable	technique(s) -
product line Certipur^®	product line -	product line -	product line -
potency >5000 mg/kg LD₅₀, oral (Rat), >5000 mg/kg LD₅₀, skin (Rat)	potency >5000 mg/kg LD₅₀, oral (Rat), >5000 mg/kg LD₅₀, skin (Rat)	potency -	potency >5000 mg/kg LD₅₀, oral (Rat), >5000 mg/kg LD₅₀, skin (Rat)
bp 219-220 °C/10 mmHg (lit.), 219-220 °C/13.3 hPa	bp 219-220 °C/10 mmHg (lit.), 219-220 °C/13.3 hPa	bp 219-220 °C/10 mmHg (lit.)	bp 219-220 °C/10 mmHg (lit.), 219-220 °C/13.3 hPa
agency ISO 17025, reag. USP, reag. Ph. Eur.	agency reag. Ph. Eur.	agency -	agency -
density 1.35 g/cm³ at 23 °C	density 1.35 g/cm³ at 23 °C	density -	density 1.35 g/cm³ at 23 °C

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保管分類

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c