Omyacarb® 5 - VO is a natural, fine ground calcium carbonate powder obtained from high purity white marble.

Chemical Name: Calcium Carbonate

CAS Number: 1317-65-3

Chemical Family: Calcium Salts, Carbonates

Pigment Type: Inorganic Pigments

Synonyms: CaCO3, Calcium carbonate (CaCO3), Calcium carbonate (1:1), Carbonic acid calcium salt (1:1)

Enhanced TDS

Identification & Functionality

Features & Benefits

Applications & Uses

Properties

Color (Properties)
Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Volumetric Oil Absorption25g/100gISO 787-5
Loose Bulk Density0.9g/mlISO 787-10
pH9.9-ISO 787-9
Oil Absorption15g/100gISO 787-5
VO Absorption25g/100gISO 787-5
Optical Properties
ValueUnitsTest Method / Conditions
Brightness (Ry, C/2°)95 - 96%DIN 53163
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Burning Number (Flammable Solids)1--
Melting Point (at 1013 hPa, Decomposes below melting point)min. 800°C-
Particle Size (D20)2µm-
Particle Size (D50)6.5µm-
Particle Size (D98)33µm-
pH (at 20°C, Concentration: 100 g/l)8.5 - 9.5-DIN-ISO 787/9
Boiling PointDecomposes below Boiling Point--
Explosive PropertiesNot ExplosiveEU Legislation
Bulk Density0.4 - 1.9g/cm³-
ColorWhite--
Decomposition Temperaturemin. 600°C-
Density (at 20°C, 1013 hPa)2.3 - 2.8g/cm³DIN-ISO 787/10
Density (at 20°C, 1013 hPa)2.1 - 2.8g/cm³DIN-ISO 787/10
Explosive MaterialsNon-explosive--
FlammabilityNon-flammable--
FlammabilityNot FlammableAccording to EU Legislation & Transport Regulation
Flash PointDoes not flash--
Burning Number1
Melting Point (at 1013 hPa)min. 800°C-
OdorCharacteristic--
Particle Size Distribution (D20)2µm-
Particle Size Distribution (D50)6.5µm-
Particle Size Distribution (D98)33µm-
pH (at 20°C, Concentration : 100 g/l)8.5 - 9.5-DIN-ISO 787/9
Physical StatePowder
Refractive Index1.57 - 1.6--
Solubility in Water (at 20°C, 1013 hPa)0.014g/l-
Solubility in Water (at 75°C, 1013 hPa)18mg/l
Particle Size Distribution
ValueUnitsTest Method / Conditions
Particle Size (Fineness, Particles < 2 µm)25%Omya GLS 001, Malvern Mastersizer
Particle Size (Fineness, Top Cut - D98%)27µmOmya GLS 010, Malvern Mastersizer
Particle Size (Fineness, Residue on 45 µm Sieve)0.04%ISO 787-7
Median Particle Size (Fineness, D50%)5.5µmOmya GLS 010, Malvern Mastersizer
Chemical Analysis
ValueUnitsTest Method / Conditions
Calcium Carbonate Content98.25%-
Hydrochloride (as insoluble content)0.2%-
Hydrochloride (as insoluble content)0.5%-
Magnesium Carbonate Content1.5%-
Iron(III) Oxide Content0.05%-
Specifications
ValueUnitsTest Method / Conditions
Particle Size (Fineness, Residue on a 45 µm Sieve)0.04%ISO 787-7
Particle Size (Fineness, < 2 µm)25%Omya GLS 010, Malvern Mastersizer
Moisture Content (ex Works)0.1%ISO 787-2
Moisture Content0.1%ISO 787-2

Regulatory & Compliance

Certifications & Compliance
Quality Standards

Packaging & Availability