Merck 水 (Water) 1.16754.5000 和更多型號

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CAS #	Hill Formula	Chemical Formula	Molar Mass
7732-18-5	H₂O	H₂O	18.02 g/mol

Description
Catalogue Number	116754
Synonyms	Deionized water
Overview	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.

Physicochemical Information
Boiling point	100 °C (1013 hPa)
Density	1.00 g/cm3 (20 °C)
Vapor pressure	23 hPa (20 °C)

Safety Information according to GHS
RTECS	ZC0110000
Storage class	10 - 13 Other liquids and solids
WGK	NWG not water endangering
Disposal	28 Aqueous solutions: Container D.

Storage and Shipping Information
Storage	Storage temperature: no restrictions.

Transport Information
Declaration (railroad and road) ADR, RID	Kein Gefahrgut
Declaration (transport by air) IATA-DGR	No Dangerous Good
Declaration (transport by sea) IMDG-Code	No Dangerous Good

Specifications
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