Description
6442 Sigma-Aldrich
Water, Deionized Distilled, ASTM Type II
HARLECO® Purified water for laboratory use
Synonym: Water, Deionized Distilled, ASTM Type II
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CAS Number 7732-18-5
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Empirical Formula (Hill Notation) H2O
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Molecular Weight 18.02
Description
Application
HARLECO® Purified water for laboratory use
Analysis Note
Expiration date18 months from mfg dateChloride (Cl)5ppb maxColor (APHA)10APHA maxConductivity at 25°C1.0µS/cm maxFormClear liquidHeavy metals (as Pb)0.01ppm maxIon chromatography, Chloride0.4ppm maxIon chromatography, Nitrate 0.4ppm maxIon chromatography, Phosphate 1.0ppm maxIon chromatography, Sulfate 1.0ppm maxIron (Fe)0.3ppm maxMicrobial limits10CFU/mL maxResistivity at 25°C1.0MOhm·cm minSilica (SiO2)3ppb maxSodium (Na)5ppb maxSubstances reducing permanganateTo pass testTotal organic carbon50µg/L maxTotal solids20ppm max
Legal Information
HARLECO is a registered trademark of Merck KGaA, Darmstadt, Germany
Properties
vapor pressure | 23 hPa ( 20 °C) |
bp | 100 °C/1013 hPa |
shipped in | ambient |
storage conditions | Store at +15°C to +30°C. |