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Solvents

Water

CAS: 7732-18-5

Overview

Water (CAS 7732-18-5 ), also supplied as purified water or distilled water, is the foundational solvent and carrier medium across virtually every manufacturing and processing industry.

It dissolves, dilutes, suspends, and transports active ingredients in formulations ranging from pharmaceutical preparations to industrial cleaning concentrates used in various sectors.

In pharmaceutical and nutraceutical manufacturing, purified water meets strict compendial standards as a process solvent, excipient diluent, and equipment rinse medium for high-level production.

Food and beverage producers use it as a direct ingredient, process water, and carrier for flavors, colorants, and functional additives to ensure consistent product quality and safety.

Industrial and household cleaning formulations rely on water as the primary carrier to deliver surfactants, builders, and disinfectants at specific working concentrations for effective use.

Water treatment operations consume large volumes for diluting treatment chemicals, preparing dosing solutions, and calibrating analytical systems to maintain strict environmental compliance.

Supplied as a liquid in bulk tankers, IBCs, and drums, with grades ranging from technical and demineralized to food-grade and compendial specifications for diverse industrial applications.

Purified water and distilled water grades are produced to USP , Ph. Eur. , and BP monographs, with conductivity and total organic carbon limits defining suitability for pharmaceutical use.

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Physical Properties

Melting Point0 °C
Boiling Point100 °C
Density1.3019 g/cm³
Flash Point100°C
Appearancecolourless liquid
Colorcolorless
Odorat 100.00?%. odorless
Formpowder
Water SolubilitySoluble in water. Insoluble in polar liquids.
Vapor Pressure3 mm Hg ( 37 °C)
Refractive Indexn 20/D 1.34(lit.)
pH14 (H2O, 20°C)
Log P-1.380 (est)

Trade & Regulatory

HS Code28530010
Storage Class12 - Non Combustible Liquids
WGK (Germany)nwg

Other Names

Distilled water | Dihydrogen oxide | Purified water | Sterile water | Water vapor | Waterdeionized | aqua | oxidane

Related Products

Chemical Properties

CAS Number
7732-18-5
EC Number
231-791-2
Mol. Weight
18.015
HS Code
28530010
Category
Solvents

Industries

Documentation