1.02071

Calcium carbonate

for optical glass

• Linear Formula: CaCO₃
• CAS Number: 471-34-1
• Molecular Weight: 100.09
• Beilstein: 8008338
• MDL number: MFCD00010906
• UNSPSC 코드: 12352302
• EC 인덱스 번호: 207-439-9

속성

• Quality Level: 100
• 형태: solid
• 효능: 6450 mg/kg LD₅₀, oral (Rat); >2000 mg/kg LD₅₀, skin (Rat)
• 입자 크기: 75 μm
• pH: 9.5-10.5 (20 °C, 100 g/L in H₂O, slurry)
• mp: 825 °C (decomposition)
• solubility: 0.017 g/L
• density: 2.93 g/mL at 25 °C (lit.)
• 벌크 밀도: 300‑1400 kg/m³
• 저장 온도: 2-30°C
• SMILES string: [Ca++].[O-]C([O-])=O
• InChI: 1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
• InChI key: VTYYLEPIZMXCLO-UHFFFAOYSA-L

설명

일반 설명

for optical glass

애플리케이션

Calcium carbonate for optical glass. CAS 471-34-1, chemical formula CaCO₃.

분석 메모

Assay (complexometric)≥ 99.0 %Cr (Chromium)≤ 0.00007 %Fe (Iron)≤ 0.0007 %Particle size (< 75 µm)about 100