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Calcium oxide powder, 90%

Extra PureAvailable on request

Calcium oxide powder, 90% (CAS 1305-78-8) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Exported from India with full paperwork.

Pack sizes
Calcium oxide powder, 90% chemical structure
CAS number1305-78-8
FormulaCaO
Molar mass56.08 g/mol
Physical formPowder
HS code28259090
Purity90%
InChIKeyODINCKMPIJJUCX-UHFFFAOYSA-N
IUPAC nameoxocalcium

About Calcium oxide powder, 90%

Researchers and plant chemists source Calcium oxide powder, 90% from Zemixal for routine and specialised work. Identity at a glance (Extra Pure): CAS 1305-78-8, formula CaO and molar mass 56.08 g/mol. Expect white powder.

Use cases we see most often

  • Organic synthesis
  • Catalysis

Handling and storage

Classified under GHS with signal word Danger and hazard statements H302, H314, H315 and H318. Read the SDS before first use.

Order it in 500 g, 5 kg and 25 kg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Organic synthesis
  • Catalysis

Applications

Grade guides

Specifications and identifiers

Specifications of Calcium oxide powder, 90%
Product nameCalcium oxide powder, 90%
Catalogue numberZX-000038
CAS number1305-78-8
IUPAC nameoxocalcium
Molecular formulaCaO
Molar mass56.08 g/mol
Exact mass55.9575
GradeExtra Pure
Purity / assay90%
Physical formPowder
AppearanceWhite powder
H-bond donors / acceptors0 / 1
Topological polar surface area17.1 Ų
HS code28259090
InChIKeyODINCKMPIJJUCX-UHFFFAOYSA-N
SMILESO=[Ca]
PubChem CID14778
SynonymsCalxyl, Gebrannter kalk, Unslaked lime, Calcium monoxide, Calx usta, Chaux vive, Quick lime, Rhenosorb C, Rhenosorb F, Calcium oxide (CaO), Desical P, Lime, burned

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS05 Corrosive
Corrosive
GHS07 Irritant or harmful
Irritant or harmful

Signal word Danger

  • H302Harmful if swallowed
  • 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, P270, P271, P280, P301 + P317, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P319, P321, P330, P332 + P317, P362 + P364, P363, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Calcium oxide powder, 90%
500 gQuoted on request
5 kgQuoted on request
25 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Calcium oxide powder, 90%

Which CAS number identifies Calcium oxide powder, 90%?
Calcium oxide powder, 90% is registered under CAS 1305-78-8. You may also see it listed as Calxyl, Gebrannter kalk, Unslaked lime. Our catalogue number for this item is ZX-000038.
What are the formula and molar mass of Calcium oxide powder, 90%?
For Calcium oxide powder, 90%, its formula is CaO and its molar mass is 56.08 g/mol. The systematic (IUPAC) name is oxocalcium. InChIKey ODINCKMPIJJUCX-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Calcium oxide powder, 90%?
This listing is Extra Pure grade with 90% purity. Standard packs are 500 g, 5 kg, 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Calcium oxide powder, 90%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Calcium oxide powder, 90% to my country?
Yes. Because Calcium oxide powder, 90% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

Other grades with CAS 1305-78-8

All 8 grades

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