Basic information
- Name:
Calcium carbonate
- CAS No.:
471-34-1
- Molecular Structure:

- Formula:
- CaCO3
- Synonyms:
- Ultrapaque;Marblewhite 325;MC 1 (carbonate);AFF 95;FMT 70;Tama Pearl TPK;carbonic acid calcium salt (1:1);BFK 200;Stanwhite 500;Enifant 15;Akadama;N 43 (carbonate);Mikhart 2;NN 200;Precpitated calcium carbonate (JP14);Albacar LO;Nitorex 90;Precpitated calcium carbonate;Hakuenka T-DD;Super 2000;Slite 1200;KK 12;SL 300;Limestone,uses;NCC 2310;Eskalon 2000;Supermite;Nitorex 23P;Pulpro 3;P-Lite 700;KS 1300;Calseeds P;TNC-C 120;Viscolite U;Purecal O;NCC-P;Socal;NS 2300;TP 222;PO 320B10;Softon 1500;TR 325;Calofil A 4;Supercoat;MSK-V;GS 3;TM 1 (filler);SL 700;Superfine heavy calcium carbonate;Blue Iron Oxide;calcium carbonate (Luminescent Grade);CALCIUM CARBONATED;Calcium Carbonate, Powder, Reagent;Stavigot 15A;Calcium carbonate, light, food;Calcium Carbonate, Anhydrous;Duramite;Snowdrop (Galanthus)Snowflake;Clarcal 9125;CPL 4106;Marblend;SST 40;Calopake F;LW 3000;Whiton;Brilliant 1500;Kredafil RM 55;BL 50 (antacid);Garolite SA;FL 2029;MC-S 5;Toyofine TF-X;Iikaru 100;Saxolith 2HE;Brilliant S 15;Purecal U;Dacote;Girulite 40;Whiscal;Milcarb;Super 1500;BF 200;T 130-2500;Albaglos;Hydrocurve K 9;Eskalon 1500;Microna S 93;Winnofil SP;C 50 (carbonate);NS 80 (carbonate);TNC-C 60;Hakuenka PZ;High Purity Calcium Carbonate CS;Inducarb 0000;C.I. Pigment White 18;NS 3000;Tama Pearl TP 262;Albafil;MD 2 (carbonate);Eskalon 600;N 2 (filler);Pficarbo S;ZG 301;Calofort S;Cal-light AS;MSK-PO;CaCO3;Vigot 10;KS 500;LW 600;Tama Pearl 222H;Microna S 90HB;Clefnon;OA-A 1102;Sturcal L;Nitorex 80;SM 14B;MC 5 (filler);TP 121SDP;Vicron;Albaglos SF;Kemipuron A;CPL 404;Cube 70AS;Tama Pearl TP 121;Super SSS;Pficarbo H;Softon H;Chemcarb;RX 2557;Polcarb;SX 1000;Softon 2600;K 250;Multiflex MM;Cal-light A 7;YS 34;NN 500;Kalfain 500;Tancal 200;Hakuenka R 06;Atomistic simulationAtomite;PS 100 (carbonate);Microna S 80B;Os-Cal;Carusis P;PV 4 (carbonate);MC-T;Super 2300;KS 1500;Winnofil SPT;Tama Pearl HGA;Calcite (Ca(CO3)),uses;MSK-P;Inducarb 500;KC 30A;Snowlite SS;KK 13;HC 90;Camel-Carb;CS-D;Atomite SSA 2114;Hakuenka DD;Tama Pearl FCC;Inteq B 641;NZ;Multiflex SC;RX 2559;Microna 7;Albacar;Homocal D;Hakuenka PX;Nanox 30;Softon 2200;Cal-sup;Lighton 22S;Super 5S;Shipron A;CCR;Microrn 200;NS 800;Opacarb S;Brilliant 15;Super 3S;Snowcal 60;AX 363;NA 600;Microcal spa C 100;FilmLink 600;ACE 25;Kredafil 150 Extra;G 100 (carbonate);GPR 325;Newlight LL;SL 2200;SS 30 (carbonate);SL 1000 (carbonate);BF 2000;MSK-C;Super SS;Neolite SP;Snowflake White;Calseeds PL;Eskalon 100M;M 300 (antiaggregant);Calcitex 902;Winnofil SPM;ACE 35;Super S (carbonate);Softon 1000;RL 06083;NCC 1010;Super-Pflex;P-Lite 500;WO 30F;Caltrate;Kansui 50;Calopake PC;Calpin Y;Setacarb HG;Kalfain 200M;BKS 5;Egri M 5;Lighton 200B10;Gama-Sperse 80;
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Chemistry
Structure of Calcium carbonate (CAS NO.471-34-1):

Molecular Formula: CaCO3
Molecular Weight: 100.087 g/mol
EINECS: 207-439-9
Flash Point: 169.8 °C
Enthalpy of Vaporization: 63.37 kJ/mol
Boiling Point: 333.6 °C at 760 mmHg
Density: 2.93 g/mL at 25 °C(lit.)
Vapour Pressure: 0.00856 mmHg at 25 °C
Melting point: 825 °C
Storage tempreture: Store at RT.
Water solubility: Insoluble
Solubility: 5 M HCl: 0.1 M at 20 °C, clear, colorless
Appearance: White powder
IUPAC Name: Calcium carbonate
Product Category of Calcium carbonate (CAS NO.471-34-1): Inorganics;Pharmacopoeial Organics;Application CRMs;Titrimetry CRMs;TitrimetryAnalytical Standards;Calcium Salts;Metal and Ceramic Science;Chemical Synthesis;Analytical Reagents for General Use;Calcium Salts;Essential Chemicals;Routine Reagents;API's
Uses
Calcium carbonate (CAS NO.471-34-1) is one of several important inorganic chemicals and is widely used in both its pure and its impure states. As marble chips, it is sold in many sizes as a filler for artificial stone, for the neutralization of acids, and for chicken grit. It is used to produce viscous solutions or dispersions, to impart body, improve consistency, or stabilize emulsions, including suspending and bodying agents, setting agents, jellying agents, bulking agents, stabilizers and thickeners.
Production
Most of Calcium carbonate (CAS NO.471-34-1) used in industry is extracted by mining or quarrying. Pure calcium carbonate can be produced from a pure quarried source (usually marble). Calcium oxide is prepared by calcining crude calcium carbonate.
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| rat | LD50 | oral | 6450mg/kg (6450mg/kg) | "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku," Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha, Czechoslovakia, 1972Vol. -, Pg. 267, 1972. |
Safety Profile
Hazard Codes:
Xi
Risk Statements: 37/38-41-36/38-36
37/38: Irritating to respiratory system and skin
41: Risk of serious damage to eyes
36/38: Irritating to eyes and skin
36: Irritating to the eyes
Safety Statements: 26-36/37/39-37/39
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39: Wear suitable protective clothing, gloves and eye/face protection
37/39: Wear suitable gloves and eye/face protection
Standards and Recommendations
OSHA PEL: Total Dust: 15 mg/m3; Respirable Fraction: 5 mg/m3
ACGIH TLV: TWA (nuisance particulate) 10 mg/m3 of total dust (when toxic impurities are not present, e.g., quartz <1%)
Specification
Calcium carbonate , its cas register number is 471-34-1. It also can be called Carbonic acid calcium salt ; Marble ; and Limestone .
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