Calcium chloride dihydrate

CAS Number

10035-04-8

EC Number

233-140-8

Industries: Water & Wastewater Treatment Building & Construction Oil, Gas & Energy

What is Calcium chloride dihydrate?

Calcium chloride dihydrate (CAS 10035-04-8) is a hydrated inorganic salt used as a desiccant, accelerant, and process chemical.

Where is Calcium chloride dihydrate used?

Oil and gas drilling: dense brine fluid for wellbore stabilization and completion operations
Food production: firming agent and preservative in canned vegetables
Cheese manufacturing and brining: precise calcium ion concentration
Construction: set accelerator that reduces cure times in cold-weather pours
Water treatment facilities apply it for pH correction and hardness adjustment.

Commercial specifications

Bulk and packaged formats available

Other Names (Synonyms)

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What are the physical properties of Calcium chloride dihydrate?

Melting Point 175.5 °C

Density 1.85 g/cm³ (solid)

Appearance Calcium chloride is a colorless to off-white crystalline solid which is deliquescent (absorb water). When heated, crystals lose water @ 100C.

Color White to white-grayish

Odor Odorless

Form Solid

Water Solubility 1000 g/L (0 ºC)

Vapor Pressure 0.01 mm Hg ( 20 °C)

Refractive Index ~1.358

pH 4.5-8.5 (50g/l, H2O, 20℃)

Log P -1.380 (est)

How is Calcium chloride dihydrate classified and handled safely? Learn More

Warning

GHS07· Irritant

Hazard Statements

H319 Causes serious eye irritation

Precautionary Statements

P280 Wear protective gloves/protective clothing/eye protection/face protection.

P264+P265 Wash … thoroughly after handling.

P337+P317 If eye irritation persists: Get medical advice/attention. Get emergency medical help.

P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Which trade and regulatory codes apply to Calcium chloride dihydrate?

HS Code 28272000

Storage Class 13 - Non Combustible Solids

WGK (Germany) 1