Calcium carbonate CAS# 471-34-1

Product Name:	Calcium carbonate
Synonyms:	PARIS WHITE;aeromatt;albacar;albacar5970;albafil;albaglos;WHITING;CALCIUM CARBONATE
CAS:	471-34-1
MF:	CCaO3
MW:	100.0869
EINECS:	207-439-9
Product Categories:	Inorganic Salts;Materials Science;Metal and Ceramic Science;Research Essentials;Solutions and Reagents;Synthetic Reagents;API’s;Chemical Synthesis;Analytical Reagents for General Use;C-D, Puriss p.a.;Puriss p.a.;ACS GradeMetal and Ceramic Science;Calcium SaltsChemical Synthesis;Essential Chemicals;Routine Reagents;AlphabeticalChemical Synthesis;Biological Buffers;BioUltra Buffers;Inorganics;Pharmacopoeial Organics;Pharmacopoeia (USP);Pharmacopoeia A-ZPharmacopoeia (USP);Companion Products and ReagentsChemical Synthesis;Inorganic Bases;Insect Platform;Serum-free Media;Synthetic Reagents;CA – CGCertified Reference Materials (CRMs);Alphabetic;Application CRMs;C;Titrimetry;Titrimetry CRMs;TitrimetryAnalytical Standards;Calcium Salts;Metal and Ceramic Science;Salts;metal carbonate;Food additive;Inorganic Bases;ACS Grade;Chemical Synthesis;Essential Chemicals;471-34-1
Mol File:	471-34-1.mol

Calcium carbonate Chemical Properties

Melting point	825 °C
Boiling point	800 °C
density	2.93 g/mL at 25 °C (lit.)
refractive index	1.6583
storage temp.	Store at +5°C to +30°C.
solubility	5 M HCl: 0.1 M at 20 °C, clear, colorless
form	random crystals
Specific Gravity	2.93
color	White-beige to slightly beige-gray
PH	9.91(1 mM solution);9.91(10 mM solution);9.91(100 mM solution);
Odor	Odorless
PH Range	8
Water Solubility	Insoluble
λmax	λ: 260 nm Amax: ≤0.09 λ: 280 nm Amax: ≤0.06
Merck	14,1657
BRN	8008338
Solubility Product Constant (Ksp)	pKsp: 8.54
Exposure limits	NIOSH: TWA 10 mg/m3; TWA 5 mg/m3
Dielectric constant	6.1（Ambient）
Stability:	Stable. Incompatible with acids, fluorine, ammonium salts, alum.
InChIKey	VTYYLEPIZMXCLO-UHFFFAOYSA-L
CAS DataBase Reference	471-34-1(CAS DataBase Reference)
EPA Substance Registry System	Calcium carbonate (471-34-1)