TRIS(HYDROXYMETHYL)AMINOMETHANE VOLUMETR

Code: 1024080080 D2-231

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.<...


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Your Price
£150.00 EACH
£180.00 inc. VAT

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 Accompanied by a certificate of analysis (CoA)

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.

Legal Information

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

Packaging

80 g in Glass bottle

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

agencyISO 17025, reag. Ph. Eur., reag. USP
bp219-220 °C/13.3 hPa, 219-220 °C/10 mmHg (lit.)
bulk density840 kg/m3
density1.35 g/cm3 at 23 °C
formsolid
InChI keyLENZDBCJOHFCAS-UHFFFAOYSA-N
InChI1S/C4H11NO3/c5-4(1-6,2-7)3-8/h6-8H,1-3,5H2
mp167-172 °C (lit.)
pH10.2-10.6 (20 °C, 6 g/L in H2O)
pKa (25 °C)8.1
potency>5000 mg/kg LD50, skin (Rat), >5000 mg/kg LD50, oral (Rat)
Quality Level300
SMILES stringNC(CO)(CO)CO
solubility678 g/L
storage temp.15-25°C
technique(s)titration: suitable
useful pH range7-9
vapor pressure0.0267 hPa ( 20 °C)
Cas Number77-86-1
This product has met the following criteria: