Talc

• Catalog No.: 18654
• CAS Number: 14807-96-6
• M. F.: H2Mg3O12Si4
• M. W.: 379.26568

SYNONYMS

• Title: 滑石粉
• IUPAC name: tris(oxomagnesium) tetrakis(silanedione) hydrate
• IUPAC Traditional name: tris(magnesium oxide) tetrakis(silica) hydrate
• Synonyms: Hydrous magnesium silicate; 含水硅酸镁

DATABASE IDS

• MDL Number: MFCD00792903
• CAS Number: 14807-96-6
• EC Number: 238-877-9
• PubChem SID: 24851226

PROPERTIES

• Cation Traces: Al: ≤2000 mg/kg
• Cation Traces: Ca: ≤9000 mg/kg
• Cation Traces: Fe: ≤2500 mg/kg
• Cation Traces: Mg: 17-19.5%
• Cation Traces: Pb: ≤10 mg/kg
• Impurities: acidic and alkalic reac. substances, in accordance
• Impurities: microbiological impurity, in accordance
• Impurities: residual solvents, complies
• Impurities: ≤0.2% water soluble matter
• Linear Formula: 3MgO·4SiO2·H2O
• Loss on Drying: ≤7.0% loss on ignition, 1000 °C
• Quality: meets analytical specification of Ph. Eur., BP
• Suitability: complies for identity
• Apperance: powder
• pH: 7.0-9.0 (20 °C)
• GHS Signal Word: Warning
• GHS Hazard statements: H332-H335
• European Hazard Symbols: Harmful (Xn)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves
• GHS Precautionary statements: P261
• Risk Statements: 20-37
• RTECS: WW2710000
• Safety Statements: 36
• German water hazard class: nwg