Name | Calcium oxalate |
Synonyms | RAPHIDES UNII-2612HC57YE CALCIUM OXALATE Calcium oxalate Oxalic acid calcium calcium ethanedioate Calciumoxalat-1-hydrat Ethanedioic acid,calcium salt |
CAS | 563-72-4 |
EINECS | 209-260-1 |
InChI | InChI=1/C2H2O4.Ca/c3-1(4)2(5)6;/h(H,3,4)(H,5,6);/q;+2/p-2 |
Molecular Formula | C2H4CaO4 |
Molar Mass | 132.13 |
Density | 2.2 g/mL at 25 °C (lit.) |
Melting Point | decomposes [CRC10] |
Boling Point | 365.1°C at 760 mmHg |
Flash Point | 188.8°C |
Water Solubility | g/L solution H2O: 0.0069 (25°C), 0.0142 (95°C); solid phase, CaC2O4 ·H2O [KRU93]; soluble dilute HCl, HNO3 [HAW93] |
Vapor Presure | 2.51E-06mmHg at 25°C |
Appearance | White crystalline powder |
Color | White |
Merck | 13,1690 |
Storage Condition | Room Temprature |
Stability | Stable. Incompatible with strong oxidizing agents. |
MDL | MFCD00012474 |
Physical and Chemical Properties | Density 2.20 |
Use | It is used as an analytical reagent, as a carrier for the separation of rare metals, and also for the preparation of oxalate |
Hazard Symbols | Xn - Harmful |
Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. R21/22 - Harmful in contact with skin and if swallowed. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection S24/25 - Avoid contact with skin and eyes. |
WGK Germany | 3 |
Reference Show more | 1. Huang Jinfang, Li Xiaoyan, Huang Xiaoqiang, Wu Tingting, Xu Wen, Wu aquatic. Study on compatibility of effective components of Rhizoma alismatis against calcium oxalate crystallization in vitro based on uniform design [J]. Chinese Herbal Medicine, 2016,47(23):4160-4165. |