Skip to Content
Merck
CN

1.08417

Titriplex® II

for analysis (Ethylenedinitrilotetraacetic acid, EDTA), ACS, reag. Ph. Eur.

Synonym(s):

Titriplex® II, EDTA, Edetic acid, Diaminoethane-tetraacetic acid

Sign In to View Organizational & Contract Pricing.

Select a Size


About This Item

Empirical Formula (Hill Notation):
C10H16N2O8
CAS Number:
Molecular Weight:
292.24
UNSPSC Code:
12352106
EC Index Number:
200-449-4
NACRES:
NA.21
MDL number:
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

Titriplex® II, for analysis (ethylenedinitrilotetraacetic acid) ACS,Reag. Ph Eur

SMILES string

N(CCN(CC(=O)O)CC(=O)O)(CC(=O)O)CC(=O)O

InChI

1S/C10H16N2O8/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20)

InChI key

KCXVZYZYPLLWCC-UHFFFAOYSA-N

grade

ACS reagent

agency

reag. Ph. Eur.

vapor pressure

<0.013 hPa ( 20 °C)

product line

Titripur®

assay

≥99.4-100.6% (complexometric)

form

solid

autoignition temp.

>200 °C

potency

2580 mg/kg LD50, oral (Rat)

reaction suitability

reaction type: Complexometric reactions

technique(s)

titration: suitable

pH

2.5 (23 °C, 10 g/L in H2O, slurry)

mp

220 °C (decomposition)

transition temp

flash point >400 °C (DIN 51758)

solubility

0.5 g/L

density

0.86 g/cm3 at 20 °C

bulk density

600 kg/m3

cation traces

Ca: ≤10 ppm
Fe: ≤10 ppm
Mg: ≤5 ppm
heavy metals (as Pb): ≤10 ppm

storage temp.

15-25°C

Quality Level

Legal Information

Titripur is a registered trademark of Merck KGaA, Darmstadt, Germany
Titriplex is a registered trademark of Merck KGaA, Darmstadt, Germany

Analysis Note

Assay (complexometric): 99.4 - 100.6 %
Identity (IR-spectrum): conforms
Appearance: White to almost white, fine crystalline to crystalline powder.
in ammonia insoluble components: ≤ 0.005 %
Heavy metals (as Pb): ≤ 10 ppm
Ca (Calcium): ≤ 10 ppm
Fe (Iron): ≤ 10 ppm
Mg (Magnesium): ≤ 5 ppm
Nitrilotriacetic acid: ≤ 0.1 %
Sulfated ash: ≤ 0.1 %
Water (according to Karl Fischer): ≤ 0.2 %
ACS and Reag. Ph Eur conforms

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Eye Irrit. 2

Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Articles

Validated HPLC method (based on Ph. Eur. Monograph 2668) for quantifying catechins and caffeine in decaffeinated green tea using a Chromolith® High Resolution RP-18e column with advantages in terms of backpressure and matrix robustness.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service