Plaster of paris
Plaster of paris (CAS 10034-76-1) supplier Zemixal. Request a quote with price, lead time and documents. Quotes within one business day.
About Plaster of paris
Plaster of paris sits in our polymers & Resins section and ships worldwide from stock or short lead time. Key data: CAS 10034-76-1, formula Ca2H2O9S2 and molar mass 290.3 g/mol. Typical appearance is powder white to off-white powder.
Typical applications
- Polymer research
- Coatings & films
- Formulation development
Safe handling
It carries the GHS signal word Warning (H335), so wear gloves and eye protection and work with good ventilation.
Standard pack sizes are 500 g, 5 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. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Polymer research
- Coatings & films
- Formulation development
Applications
Specifications and identifiers
| Product name | Plaster of paris |
|---|---|
| Catalogue number | ZX-017887 |
| CAS number | 10034-76-1 |
| IUPAC name | dicalcium;disulfate;hydrate |
| Molecular formula | Ca2H2O9S2 |
| Molar mass | 290.3 g/mol |
| Exact mass | 289.8392 |
| Physical form | Powder |
| Appearance | Powder white to off-white powder |
| H-bond donors / acceptors | 1 / 9 |
| Topological polar surface area | 178 Ų |
| HS code | 2833 |
| InChIKey | ZOMBKNNSYQHRCA-UHFFFAOYSA-J |
| SMILES | O.[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[Ca+2].[Ca+2] |
| PubChem CID | 3033839 |
| Synonyms | Calcium sulfate, hemihydrate, Calcium sulfate hemihydrate, Gypsum hemihydrate, Crystacal, Densite, Hemihydrate gypsum, Densite (gypsum), Plaster of Paris (Ca(SO4).1/2H2O), Sulfuric acid, calcium salt, hydrate (2:2:1), calcium sulphate hemihydrate, TA 20, Plaster of Paris, total dust |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H335May cause respiratory irritation
Precautionary statements P261, P271, P304 + P340, P319, 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
| 500 g | Quoted on request | |
| 5 kg | Quoted on request | |
| 4 x 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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