Omyacarb® 10 - GU is a selected, natural, fine ground calcium carbonate (marble).

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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

Industrial Additives Features
Labeling Claims

Applications & Uses

Properties

SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Burning Number (Flammable Solids)1--
Physical StatePowder, sand, gravel, granular, pellets, blocks
ColorWhite--
OdorOdorless--
Melting Point (at 1013 hPa, decomposes below melting point)min. 800°C-
Boiling PointDecomposes below boiling point--
FlammabilityThis product is not flammable, will not burn--
Flash PointDoes not flash
Decomposition Temperaturemin. 600°C-
pH (at 20°C, concentration: 100 g/l)8.5 - 9.5-DIN-ISO 787/9
Solubility in Water (at 20°C, 1013 hPa)14mg/l-
Solubility in Water (at 75°C, 1013 hPa)18mg/l
Density (at 20°C, 1013 hPa)2.1 - 2.8g/cm³DIN-ISO 787/10
Bulk Density0.4 - 1.9g/cm³-
Particle SizeThis substance/mixture does not contain nanoforms--
Particle Size Distribution (D50)9μm-
Explosive PropertiesNon-explosive--
Refractive Index1.57 - 1.6--
Particle Size Distribution
ValueUnitsTest Method / Conditions
Median Particle Size (Fineness, d50%)7.5µmOmya GLS 010, Malvern Mastersizer
Particle Size (Fineness, Residue on a 45 µm sieve)0.15%ISO 787-7
Particle Size (Fineness, top cut (d98%))40µmOmya GLS 010, Malvern Mastersizer
Chemical Analysis
ValueUnitsTest Method / Conditions
Hydrochloride (as insoluble content)2%-
Carbonate Content98%-
Ferric Oxide Content0.2%-
Specifications
ValueUnitsTest Method / Conditions
Apparent Density (tamped)1.3g/mlISO 787-11
Brightness Ry (C/2°)93%DIN 53163
Moisture Content (ex works)0.2%ISO 787-2
pH value9-Omya GLS 045
Yellowness Index3-DIN 6167

Regulatory & Compliance

Packaging & Availability