Calcium hydroxide, 96%

Name: Calcium hydroxide, 96%
Brand: Vaqora Chemicals
SKU: VQ-014378

About Calcium hydroxide, 96%

Calcium hydroxide is an alkaline earth compound carrying the CAS registry number 1305-62-0, specified at 96% purity. With the molecular formula CaH2O2, it has a molar mass of 74.09 g/mol. The IUPAC name is calcium dihydroxide. Alternative names: Slaked lime and Hydrated lime.

The material typically appears as a white powder. Key physical data: a melting point of 580 °C and a density of 2.24 g/mL at 25 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Key uses span materials research and chemical synthesis. Our customers for this product work in academic and industrial research.

Available in 500 g, 5 kg, 25 kg and 4 x 25 kg packs, Calcium hydroxide is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Materials research
Chemical synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Calcium hydroxide, 96%
Catalogue No.	VQ-014378
CAS Number	1305-62-0
IUPAC name	calcium dihydroxide
Molecular formula	CaH₂O₂
Molecular weight	74.09 g/mol
Exact mass	73.9681
Purity / assay	96%
HSN code	28259040
InChIKey	AXCZMVOFGPJBDE-UHFFFAOYSA-L
SMILES	[OH-].[OH-].[Ca+2]
PubChem CID	6093208

Physical properties
Physical form	Powder
Appearance	White powder
Melting point	580 °C
Density	2.24 g/mL at 25 °C
H-bond donors / acceptors	2 / 2
TPSA	2 Å²
Synonyms	Slaked lime, Hydrated lime, Lime hydrate, Calcium hydrate, Lime water, Calcium hydroxide (Ca(OH)2), Slaked-lime, Lime milk, Calcarea caustica, INS NO.526, Hydroxide, Calcium, O2 Patch

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H314Causes severe skin burns and eye damage
H315Causes skin irritation
H318Causes serious eye damage
H335May cause respiratory irritation

Precautionary statements: P260, P261, P264, P264 + P265, P271, P280, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P319, P321, P332 + P317, P362 + P364, P363, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 1305-62-0

ACS

Calcium hydroxide, ACS grade, 96%+

CAS: 1305-62-0
Formula: CaH₂O₂
MW: 74.09 g/mol

VQ-014379

Food Grade

Calcium hydroxide, food grade (FCC)

CAS: 1305-62-0
Formula: CaH₂O₂
MW: 74.09 g/mol

VQ-046970

AR

Calcium hydroxide, GR 96%+

CAS: 1305-62-0
Formula: CaH₂O₂
MW: 74.09 g/mol

VQ-014380

Industrial

Hydrated Lime (Calcium Hydroxide) 90–95%

CAS: 1305-62-0
Formula: CaH₂O₂
MW: 74.09 g/mol

VQ-018681

Lime water, saturated solution

CAS: 1305-62-0
Formula: CaH₂O₂
MW: 74.09 g/mol

VQ-014409

Frequently asked questions

What is the CAS number of Calcium hydroxide, 96%?

The CAS Registry Number of Calcium hydroxide, 96% is 1305-62-0. It is also known as Slaked lime, Hydrated lime, Lime hydrate.

What is the molecular formula and molecular weight of Calcium hydroxide, 96%?

Calcium hydroxide, 96% has the molecular formula CaH2O2 and a molecular weight of 74.09 g/mol. Its IUPAC name is calcium dihydroxide.

Which grade and pack sizes of Calcium hydroxide, 96% can I order?

We supply Calcium hydroxide, 96% in (96%) grade, in 500 g, 5 kg, 25 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Calcium hydroxide, 96%?

Yes. Every lot of Calcium hydroxide, 96% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Calcium hydroxide, 96% be shipped internationally?

Yes. Calcium hydroxide, 96% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.