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Analytical Reagents

Bleaching powder

Available on request

Bleaching powder (CAS 7778-54-3) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-000022.

Pack sizes
Bleaching powder chemical structure
CAS number7778-54-3
FormulaCaCl2O2
Molar mass142.98 g/mol
Physical formPowder
HS code28289011
UN numberUN 1748
InChIKeyZKQDCIXGCQPQNV-UHFFFAOYSA-N
IUPAC namecalcium dihypochlorite

About Bleaching powder

Bleaching powder is part of the Zemixal analytical Reagents range. Key data: CAS 7778-54-3, formula CaCl2O2 and molar mass 142.98 g/mol. Typical appearance is white to slightly yellowish white powder.

Where it is used

  • Paints, coatings & inks
  • Oxidation reactions

Handling and storage

Literature values: melting point 100 °C. It carries the GHS signal word Danger (H272, H302, H314 and H400), so wear gloves and eye protection and work with good ventilation. For transport it ships as UN UN 1748.

Standard pack sizes are 500 g, 5 kg, 25 kg and 4 x 25 kg, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

  • Paints, coatings & inks
  • Oxidation reactions

Applications

Research Labs and Universities

Specifications and identifiers

Specifications of Bleaching powder
Product nameBleaching powder
Catalogue numberZX-000022
CAS number7778-54-3
IUPAC namecalcium dihypochlorite
Molecular formulaCaCl2O2
Molar mass142.98 g/mol
Exact mass141.8901
Physical formPowder
AppearanceWhite to slightly yellowish white powder
Melting point100 °C
H-bond donors / acceptors0 / 2
Topological polar surface area46.1 Ų
HS code28289011
UN numberUN 1748
InChIKeyZKQDCIXGCQPQNV-UHFFFAOYSA-N
SMILES[O-]Cl.[O-]Cl.[Ca+2]
PubChem CID24504
SynonymsCalcium hypochloride, Hypochlorous acid, calcium salt, Pittcide, Chemichlor G, Chlorine of lime, Solvox KS, T-Eusol, Chlorolime chemical, HTH (bleaching agent), Calcium chlorohypochloride, Hipoclorito calcico, Calcium chlorohydrochlorite

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

Safety and GHS hazards

GHS03 Oxidising
Oxidising
GHS05 Corrosive
Corrosive
GHS07 Irritant or harmful
Irritant or harmful
GHS09 Hazardous to the environment
Hazardous to the environment

Signal word Danger

  • H272May intensify fire, oxidizer
  • H302Harmful if swallowed
  • H314Causes severe skin burns and eye damage
  • H400Very toxic to aquatic life

Precautionary statements P210, P220, P260, P264, P270, P273, P280, P301 + P317, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P321, P330, P363, P370 + P378, P391, 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 Bleaching powder
500 gQuoted on request
5 kgQuoted on request
25 kgQuoted on request
4 x 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 Bleaching powder

Which CAS number identifies Bleaching powder?
Bleaching powder is registered under CAS 7778-54-3. You may also see it listed as Calcium hypochloride, Hypochlorous acid, calcium salt, Pittcide. Our catalogue number for this item is ZX-000022.
What are the formula and molar mass of Bleaching powder?
For Bleaching powder, its formula is CaCl2O2 and its molar mass is 142.98 g/mol. The systematic (IUPAC) name is calcium dihypochlorite. InChIKey ZKQDCIXGCQPQNV-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Bleaching powder?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 500 g, 5 kg, 25 kg, 4 x 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Bleaching powder?
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 Bleaching powder to my country?
Yes. Because Bleaching powder is classed as hazardous (UN 1748), it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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