top of page
| Product Name: | Calcium dihydrogen phosphate | Other Name: | Phosphoric acid,calcium salt (2:1);Acid calcium phosphate;Calcium phosphate monobasic;Calcium monobasic phosphate;Calcium dihydrogen phosphate;Calcium hydrogen phosphate (CaH4(PO4)2);Calcium phosphate (CaH4(PO4)2);Calcium tetrahydrogen orthophosphate;Monocalcium phosphate [CaH4(PO4)2];Calcium tetrahydrogen phosphate;Calcium superphosphate;Calcium primary phosphate;Calcium bis(dihydrogen phosphate);Calcium biphosphate;Calcium dihydrogen orthophosphate;Calcium bis(orthophosphate);Monocalcium phosphate;Monocalcium dihydrogen phosphate;Calcium diorthophosphate;Monocalcium phosphate (Ca(H2PO4)2);Calcium phosphate (1:2);Calcium phosphate (Ca(H2PO4)2);Monobasic calcium phosphate;Calcium phosphate,primary;Calcium hydrogen phosphate (Ca(H2PO4)2);V 90;C 38 (phosphate);C 38;Monocalcium orthophosphate;Calcium orthophosphate monobasic;HT Monocalcium Phosphate;Fabutit 313 |
| CAS No.: | 7758-23-8 | Molecular Formula: | Ca.2H3O4P |
| InChIKeys: | InChIKey=UUVBYOGFRMMMQL-UHFFFAOYSA-N | Molecular Weight: | 234.05 |
| Exact Mass: | 233.900726 | EC Number: | 231-837-1 |
| UNII: | 701EKV9RMN | DSSTox ID: | DTXSID2044262 |
| Color/Form: | SHINING TRICLINIC PLATES, CRYSTALLINE POWDER OR GRANULES|COLORLESS, PEARLY SCALES OR POWDER | HScode: | 2835260000 |
| Categories: | Leavening Agent |
| PSA: | 161 | XLogP3: | -0.98080 |
| Appearance: | Crystals | Density: | 3 @ Temp: 18 °C”>2.220 g/cm3 @ Temp: 18 °C |
| Boiling Point: | 158ºC at 760 mmHg | Refractive Index: | Index of refraction: 1.5292, 1.5176, 1.4392. /Calcium phospate monobasic monohydrate/ |
| Water Solubility: | SOL IN DIL HYDROCHLORIC ACID; MODERATELY SOL IN WATER; SOL IN NITRIC ACID OR ACETIC ACID | Storage Conditions: | Keep tightly closed in a cool place in a tightly closed container. |
| Toxicity: | Oral-rat LD50: 3986 mg/kg; Oral-Mouse LD50: 15250 mg/kg | Flammability characteristics: | Nonflammable |
| Taste: | Strong acid taste | Experimental Properties: | NON-HYGROSCOPIC WHEN PURE|LOSES WATER @ 100 °C|DECOMP @ 200 °C|Decomposes at 203 °C. /Calcium phosphate monobasic monohydrate/ |
Classification of the substance or mixture
Serious eye damage, Category 1
GHS label elements, including precautionary statements
| Pictogram(s) | ![]() |
|---|---|
| Signal word |
Danger |
| Hazard statement(s) |
H318 Causes serious eye damage |
| Precautionary statement(s) | |
| Prevention |
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/… |
| Response |
P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P317 Get medical help. |
| Storage |
none |
| Disposal |
none |
Other hazards which do not result in classification
no data available
Precautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

