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13118

Sigma-Aldrich

Magnesium carbonate basic

purum, light, ≥40% Mg (as MgO) basis, powder (light)

Synonym(s):
Magnesium hydroxide carbonate
Linear Formula:
MgCO3
CAS Number:
Molecular Weight:
84.31
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

grade

purum

form

powder (light)

composition

Mg (as MgO), ≥40%

impurities

≤0.005% heavy metals (as Pb)

anion traces

chloride (Cl-): ≤500 mg/kg

cation traces

Ca: ≤1%
Fe: ≤500 mg/kg

SMILES string

[Mg++].O[Mg]O.[O-]C([O-])=O

InChI

1S/CH2O3.2Mg.2H2O/c2-1(3)4;;;;/h(H2,2,3,4);;;2*1H2/q;2*+2;;/p-4

InChI key

UDYRPJABTMRVCX-UHFFFAOYSA-J

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This Item
63032630621.05829
Magnesium hydroxide carbonate heavy extra pure, Ph. Eur., BP, USP, E 504

SAFC

1.05829

Magnesium hydroxide carbonate

grade

purum

grade

-

grade

purum p.a.

grade

-

assay

≥40% Mg (as MgO) basis

assay

-

assay

≥40% (MgO)

assay

40.0-43.5% Mg (as MgO) basis (USP), 40.0-43.5% Mg (as MgO) basis (complexometric)

form

powder (light)

form

-

form

powder

form

solid

impurities

≤0.005% heavy metals (as Pb)

impurities

-

impurities

-

impurities

-

anion traces

chloride (Cl-): ≤500 mg/kg

anion traces

-

anion traces

chloride (Cl-): ≤100 mg/kg, sulfate (SO42-): ≤6000 mg/kg

anion traces

chloride (Cl-): ≤0.02%, sulfate (SO42-): ≤0.3%

cation traces

Ca: ≤1%, Fe: ≤500 mg/kg

cation traces

-

cation traces

Ca: ≤1000 mg/kg, Cd: ≤50 mg/kg, Co: ≤50 mg/kg, Cu: ≤50 mg/kg, Fe: ≤50 mg/kg, K: ≤100 mg/kg, Na: ≤2000 mg/kg, Ni: ≤50 mg/kg, Pb: ≤50 mg/kg, Zn: ≤50 mg/kg

cation traces

As: ≤0.0002%, Ca: ≤0.4%, Fe: ≤0.005%, Hg: ≤0.0001%, Na: ≤0.1%, Ni: ≤0.0100%, Pb: ≤0.0002%, Si: ≤0.05%, V: ≤0.0010%, heavy metals (as Pb): ≤0.001%

Application

Used as:
  • A stabilizer for phase formation
  • IR high-pass transmittance filter

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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