Calcium chloride CAS 10043-52-4
Calcium chloride (CAS 10043-52-4, formula CaCl2) is an industrial chemical with a molecular weight of about 110.98 g/mol. Its harmonised GHS classification carries the signal word Warning.
Identifiers
- Name
- Calcium chloride
- CAS number
- 10043-52-4
- CLP index number
- 017-013-00-2
- EC number
- 233-140-8
- Molecular formula
- CaCl2
- Molecular weight
- 110.98 g/mol
- Also known as
- Calcium dichloride, Anhydrous calcium chloride, Calcium chloride anhydrous, Calcium chloride dihydrate, CaCl2
GHS classification
Harmonised classification under the CLP Regulation (Annex VI), index number 017-013-00-2. Signal word: Warning.
| Hazard class | Code | Statement |
|---|---|---|
| Serious eye damage/eye irritation | H319 | Causes serious eye irritation. |
Pictograms
- GHS07 Exclamation mark
Suppliers may classify additional hazards from their own data, so a supplier's Safety Data Sheet can list more than the harmonised entry.
Source: Regulation (EC) No 1272/2008, Annex VI, retrieved 2026-10-10. Confirm against the current consolidated text and your supplier's SDS before relying on it.
Creating a Safety Data Sheet for a product containing Calcium chloride
If Calcium chloride is an ingredient, record its CAS number and concentration in Section 3 and use it in the mixture classification that drives Section 2 and the label.
How to write a Safety Data Sheet · GHS mixture classification
Prepare SDS and labels in SDS Desk
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Start free trialFrequently asked questions
- What is the CAS number of Calcium chloride?
- The CAS Registry Number of Calcium chloride is 10043-52-4.
- What is the chemical formula of Calcium chloride?
- Calcium chloride has the formula CaCl2 and a molecular weight of about 110.98 g/mol.
- What are the GHS hazards of Calcium chloride?
- Calcium chloride carries the signal word Warning. Its harmonised hazard statements are H319: Causes serious eye irritation..
- Which GHS pictograms apply to Calcium chloride?
- GHS07 (Exclamation mark).
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Information is provided for general reference and is not a substitute for a supplier's Safety Data Sheet or professional advice. See our disclaimer.