All Photos(2)

1.16754

Supelco

Water

for analysis EMSURE®

Synonym(s):
Deionized water
Linear Formula:
H2O
CAS Number:
Molecular Weight:
18.02
Beilstein:
2050024
MDL number:

Quality Level

vapor pressure

23 hPa ( 20 °C)

form

liquid

technique(s)

UV/Vis spectroscopy: suitable

impurities

≤0.01 mg/L Ammonium (NH4)
≤0.01 mg/L Nitrate (NO3)
≤0.01 mg/L Phosphate (PO4)
≤0.01 mg/L Silicate (SiO2)
≤0.05 mg/L Chloride (Cl)
≤0.05 mg/L Fluoride (F)
≤0.1 mg/L Sulfate (SO4)

evapn. residue

≤1 mg/L

ign. residue

≤1 mg/L

refractive index

n20/D 1.34 (lit.)

pH

7 (20 °C)

bp

100 °C (lit.)

mp

0 °C (lit.)

density

1.000 g/mL at 3.98 °C (lit.)

storage temp.

15-25°C

SMILES string

O

InChI

1S/H2O/h1H2

InChI key

XLYOFNOQVPJJNP-UHFFFAOYSA-N

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General description

EMSURE grade solvents are suitable for a broad spectrum of classical lab applications, and are frequently used in regulated and highly demanding lab applications. EMSURE provides worldwide best and most extensive product specifications. We declare our EMSURE range to be in compliance with the ACS, with the reagent part of the European Pharmacopoeia (Reag. Ph Eur) and also with the ISO standards.

Analysis Note

Spec. conductance at 25 °C (at the time of manufacturing): ≤ 1 µS/cm
Evaporation residue: ≤ 1 mg/l
Residue on ignition: ≤ 1 mg/l
Chloride (Cl): ≤ 0.05 mg/l
Fluoride (F): ≤ 0.05 mg/l
Nitrate (NO₃): ≤ 0.01 mg/l
Phosphate (PO₄): ≤ 0.01 mg/l
Sulfate (SO₄): ≤ 0.1 mg/l
Silicate (SiO₂): ≤ 0.01 mg/l
Ammonium (NH₄): ≤ 0.01 mg/l
Ag (Silver): ≤ 0.0004 mg/l
As (Arsenic): ≤ 0.0020 mg/l
Al (Aluminium): ≤ 0.0020 mg/l
Au (Gold): ≤ 0.0010 mg/l
B (Boron): ≤ 0.0050 mg/l
Ba (Barium): ≤ 0.0010 mg/l
Be (Beryllium): ≤ 0.0020 mg/l
Bi (Bismuth): ≤ 0.0010 mg/l
Ca (Calcium): ≤ 0.0050 mg/l
Cd (Cadmium): ≤ 0.0010 mg/l
Co (Cobalt): ≤ 0.0010 mg/l
Cr (Chromium): ≤ 0.0004 mg/l
Cu (Copper): ≤ 0.0004 mg/l
Fe (Iron): ≤ 0.0010 mg/l
Ga (Gallium): ≤ 0.0040 mg/l
Ge (Germanium): ≤ 0.0010 mg/l
In (Indium): ≤ 0.0010 mg/l
K (Potassium): ≤ 0.0050 mg/l
Li (Lithium): ≤ 0.0020 mg/l
Mg (Magnesium): ≤ 0.0050 mg/l
Mn (Manganese): ≤ 0.0004 mg/l
Mo (Molybdenum): ≤ 0.0020 mg/l
Na (Sodium): ≤ 0.0100 mg/l
Ni (Nickel): ≤ 0.0004 mg/l
Pb (Lead): ≤ 0.0010 mg/l
Pd (Palladium): ≤ 0.0080 mg/l
Pt (Platinum): ≤ 0.0010 mg/l
Sb (Antimony): ≤ 0.0010 mg/l
Sn (Tin): ≤ 0.0010 mg/l
Sr (Strontium): ≤ 0.0004 mg/l
Ti (Titanium): ≤ 0.0010 mg/l
V (Vanadium): ≤ 0.0010 mg/l
Zn (Zinc): ≤ 0.0040 mg/l
Zr (Zirconium): ≤ 0.0010 mg/l
Substances reducing potassium permanganate (O): ≤ 0.08 mg/l

Legal Information

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

Storage Class Code

12 - Non Combustible Liquids

WGK

nwg

Flash Point(F)

No data available

Flash Point(C)

No data available

Certificate of Analysis

Certificate of Origin

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