calcium carbonate

• ChemBase ID: 105579
• Molecular Formular: CCaO3
• Molecular Mass: 100.0869
• Monoisotopic Mass: 99.94733484
• SMILES: [Ca+2].[O-]C(=O)[O-]
• Canonical SMILES: [O-]C(=O)[O-].[Ca+2]
• InChI: InChI=1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
• InChIKey: VTYYLEPIZMXCLO-UHFFFAOYSA-L

NAMES AND DATABASE IDS

Names

• IUPAC name: calcium carbonate
• IUPAC Traditional name: calcium carbonate; calcium(2+) CO3
• Synonyms: Calcii carbonas; Calcium carbonate, ACS; Calcium carbonate, ACS, low in alkalies; Calcium carbonate, chelometric standard, ACS; Calcium Carbonate (naturally occuring mineral); Calcite, naturally occurring mineral, grains, approximately 0.06-0.19in; Calcium carbonate, Puratronic®; Calcium carbonate; Marble; Limestone; calcite; chalk; marble; pearl; oyster clam; Calcium carbonate; Calcium carbonate; Carbonic Acid Calcium Salt; Aragonite; CALCIUM CARBONATE ACS REAGENT GRADE; Aragonite, naturally occurring mineral, grains, approximately 0.06-0.19in; 碳酸钙; 碳酸钙, ACS; 碳酸钙, ACS, 低碱; 碳酸钙, 螯合级, ACS; 方解石, 天然矿物, 晶粒, 大约 0.06-0.19in; 碳酸钙, Puratronic®; Marble; 碳酸钙; 文石, 天然矿物, 晶粒, 大约 0.06-0.19in

Database IDs

• CAS Number: 471-34-1; 13397-26-7; 14791-73-2
• EC Number: 207-439-9
• MDL Number: MFCD00010906
• Beilstein Number: 8008338
• Merck Index: 141657
• PubChem SID: 24892891; 24852132; 24864718; 24847406; 24858858; 24871783; 24858766; 24855531; 24852648; 24892730; 24854360; 162092650; 24892821; 24852549
• PubChem CID: 10112
• CHEBI ID: 3311
• ATC CODE: A02AC01; A12AA04
• CHEMBL: 1200539
• Chemspider ID: 9708
• KEGG ID: D00932
• Unique Ingredient Identifier: H0G9379FGK
• Wikipedia Title: Calcium_carbonate

CALCULATED PROPERTIES

• Acid pKa: 6.0525417
• H Acceptors: 3
• H Donor: 0
• LogD (pH = 5.5): 0.142811
• LogD (pH = 7.4): -1.1138874
• Log P: 0.25005138
• Molar Refractivity: 31.1724 cm^3
• Polarizability: 3.6386902 Å^3
• Polar Surface Area: 63.19 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: 0.0013 g/100 mL (25°C) in water; 5 M HCl: soluble0.1 M at 20 °C, clear, colorless; Practically insoluble in water. Soluble in diluted acids; soluble in dilute acids
• Apperance: 5 Micron Powder; Fine white powder; powder; Powder; powder and chunks; random crystals
• Melting Point: 800°C dec.; 825 °C (aragonite) ; 1339 °C (calcite); 899 °C with decomposition
• Boiling Point: decomposes
• Flash Point: Non-flammable
• Density: 2.7 - 2.9 g/cm^3 at 20 °C; 2.711 g/cm^3 (calcite); 2.83 g/cm^3 (aragonite); 2.93 g/mL at 25 °C(lit.); 2.930
• Refractive Index: 1.59; 1.6583; n20/D 1.6584(lit.)
• Vapor Pressure: Not volatile
• Absorption Wavelength: λ: 260 nm Amax: ≤0.09; λ: 280 nm Amax: ≤0.06
• pKa: 9.0
• Odor: odorless
• Std enthalpy of formation: -1207 kJ·mol^-1
• Std molar entropy: 93 J·mol^-1·K^-1
• Solubility Product (Ksp): 4.8×10^-9

Safety Information

• Storage Condition: Room Temperature (15-30°C)
• RTECS: FF9335000
• European Hazard Symbols: Irritant (Xi)
• German water hazard class: nwg
• Risk Statements: R:36/37/38
• Safety Statements: S:20-25-26-37/39
• TSCA Listed: 是
• EU Index: Not listed
• NFPA704:
  

  0

  1

  0
• LD50: 6450 mg/kg (oral, rat)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves

Product Information

• Purity: >99%; ≥98.0%; ≥99%; ≥99.0%; ≥99.0% (KT); ≥99.5%; ≥99.995% trace metals basis; ≥99.999% trace metals basis; 98%; 98.5-100.5% (based on anhydrous substance); 99.0% min; 99.5% (metals basis); 99.95% (metals basis); 99.95-100.05%; 99.95-100.05% dry basis; 99.99% (metals basis); 99.997% (metals basis)
• Grade: ACS; ACS reagent; chelometric standard; CP; JIS special grade; optical grade; Ph Eur; puriss.; puriss. p.a.; purum p.a.; REAGENT; ReagentPlus®; SAJ first grade
• Particle Size: ≤30 μm
• Suitability: meets USP testing specifications; suitable for insect cell culture
• Impurities: ≤0.0005% Phosphorus (P); ≤0.001% total nitrogen (N); ≤0.002 meq/g water-soluble titr. base; ≤0.002 meq/g Water-soluble titratable base; ≤0.002% heavy metals (as Pb); ≤0.005% insoluble in hydrochloric acid; ≤0.005% oxidizers; ≤0.005% Oxidizing substances (as NO3); ≤0.01% Ammonium hydroxide precipitate; ≤0.01% insol. dil. HCl; ≤0.01% Insoluble in dilute hydrochloric acid; ≤0.01% NH4OH pptd.; ≤0.1% Insoluble matter; ≤0.2% insoluble in acid (CH3COOH); ≤0.2% insoluble in hydrochloric acid; ≤1% alkali-, Mg-ions (as SO4); insoluble matter, passes filter test; organic volatile impurities, complies; residual solvents, complies
• Cation Traces: Al: ≤0.0005%; As: ≤0.1 mg/kg; As: ≤2 mg/kg; Ba: ≤0.005%; Ba: ≤0.01%; Ba: ≤50 mg/kg; Ba:, in accordance; Bi: ≤5 mg/kg; Cd: ≤5 mg/kg; Cd: ≤50 mg/kg; Co: ≤5 mg/kg; Co: ≤50 mg/kg; Cr: ≤5 mg/kg; Cu: ≤0.0005%; Cu: ≤10 mg/kg; Cu: ≤5 mg/kg; Cu: ≤50 mg/kg; Fe: ≤0.0005%; Fe: ≤0.002%; Fe: ≤0.003%; Fe: ≤10 mg/kg; Fe: ≤200 mg/kg; Fe: ≤50 mg/kg; heavy metals (as Pb): ≤0.001%; Hg: ≤0.5 mg/kg; K: ≤0.005%; K: ≤0.01%; K: ≤100 mg/kg; K: ≤50 mg/kg; Li: ≤5 mg/kg; Mg: ≤0.01%; Mg: ≤0.02%; Mg: ≤1000 mg/kg; Mg: ≤500 mg/kg; Mn: ≤100 mg/kg; Mo: ≤5 mg/kg; Na: ≤0.005%; Na: ≤0.01%; Na: ≤0.1%; Na: ≤100 mg/kg; Na: ≤2000 mg/kg; NH4+: ≤0.003%; NH4+: ≤0.05%; Ni: ≤5 mg/kg; Ni: ≤50 mg/kg; Pb: ≤0.001%; Pb: ≤3 mg/kg; Pb: ≤5 mg/kg; Pb: ≤50 mg/kg; Sr: ≤0.1%; Sr: ≤1000 mg/kg; Sr: ≤500 mg/kg; Zn: ≤0.0005%; Zn: ≤10 mg/kg; Zn: ≤50 mg/kg
• Antion Traces: chloride (Cl-): ≤0.001%; chloride (Cl-): ≤0.005%; chloride (Cl-): ≤100 mg/kg; chloride (Cl-): ≤200 mg/kg; chloride (Cl-): ≤300 mg/kg; chloride (Cl-): ≤50 mg/kg; fluoride (F-): ≤0.0015%; fluoride (F-): ≤50 mg/kg; sulfate (SO42-): ≤0.005%; sulfate (SO42-): ≤0.01%; sulfate (SO42-): ≤100 mg/kg; sulfate (SO42-): ≤200 mg/kg; sulfate (SO42-): ≤2000 mg/kg; sulfate (SO42-): ≤500 mg/kg
• Loss on Drying: ≤0.5% loss on drying, 110 °C; ≤2% loss on drying, 200 °C
• Quality: certified by BAM, according to ISO 17025; meets analytical specification of Ph. Eur., BP, USP, FCC, E170; precipitated
• λ: 0.1 M in 5 M HCl
• Pharmacopeia: testing & handling conforms to Pharmacopeia
• Product Line: BioUltra
• Linear Formula: CaCO3

DETAILS

MP Biomedicals - 02191413

ACS Reagent Grade
Purity: >99%
Crystalline

Sigma Aldrich - 21061

Other Notes
Component of tetrathionate-containing and tetrathionate-producing culture media (TBG Broth) for buffering sulfuric acid produced on reduction of tetrathionate. Media component for luminous bacteria1

Sigma Aldrich - 310034

Packaging
100, 500 g in poly bottle

Sigma Aldrich - 481807

Packaging
25 g in poly bottle
5 g in glass bottle

Sigma Aldrich - 239216

Packaging
1 kg in poly bottle
2.5 kg in poly drum
100, 500 g in poly bottle
12 kg in fiber drum

Sigma Aldrich - 398101

Packaging
1 kg in poly bottle
100, 500 g in poly bottle

Sigma Aldrich - 21067

Analysis Note
Exact concentration, expiry date, traceability and detailed information on certification can be found on the certificate and certification report, included in each package. Content and expiry date on label.

Sigma Aldrich - C6763

包装
500 g in poly bottle
法律信息
ReagentPlus 注册商标 Sigma-Aldrich Co. LLC

Sigma Aldrich - 202932

Packaging
5, 25, 100 g in poly bottle