04396

Kieselguhr

calcined, purified

• 동의어(들): Infusorial earth
• CAS Number: 91053-39-3
• MDL number: MFCD00132803
• UNSPSC 코드: 41116105
• NACRES: NA.21

속성

• Grade: reagent grade
• 형태: powder
• 품질: calcined, purified
• 기술: LPLC: suitable
• 표면적: 2-3.5 m²/g
• 불순물: ≤1% HCl-soluble matter
• 손실: ≤1% loss on ignition
• 기질: Silica
• 기질 활성군: silica
• 입자 크기: 125 μm
• 공극 크기: 170000 Å mean pore size
• 음이온 미량물: chloride (Cl^-): ≤200 mg/kg; sulfate (SO₄^2-): ≤1000 mg/kg
• 양이온 미량물: Fe: ≤500 mg/kg
• 분리 기술: hydrophilic interaction (HILIC)
• SMILES string: O=[Si]=O
• InChI: 1S/O2Si/c1-3-2
• InChI key: VYPSYNLAJGMNEJ-UHFFFAOYSA-N

안전성 정보

• 픽토그램: GHS08
• 신호어: Danger
• 유해 및 위험 성명서: H372
• 예방조치 성명서: P314
• Hazard Classifications: STOT RE 1 Inhalation
• 표적 기관: Lungs
• Storage Class Code: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• WGK: nwg
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable