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Merck

83340

Sigma-Aldrich

白石英砂

purum p.a., powder

别名:

二氧化硅, 石英

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About This Item

线性分子式:
SiO2
CAS号:
分子量:
60.08
EC號碼:
MDL號碼:
分類程式碼代碼:
12352300
PubChem物質ID:
NACRES:
NA.21

等級

purum p.a.

品質等級

形狀

powder

損耗

≤0.3% loss on ignition, 900 °C

粒徑

>230 mesh

負離子痕跡

chloride (Cl-): ≤50 mg/kg

正離子痕跡

Ca: ≤200 mg/kg
Cd: ≤50 mg/kg
Co: ≤50 mg/kg
Cu: ≤50 mg/kg
Fe: ≤200 mg/kg
K: ≤1000 mg/kg
Na: ≤150 mg/kg
Ni: ≤50 mg/kg
Pb: ≤100 mg/kg
Zn: ≤50 mg/kg

SMILES 字串

O=[Si]=O

InChI

1S/O2Si/c1-3-2

InChI 密鑰

VYPSYNLAJGMNEJ-UHFFFAOYSA-N

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一般說明

本品为沙、白色石英(SiO2)。已有研究报道了它与碱性含有溶解的Al的NaNO3 溶液,在89℃下的反应。

應用

沙、白色石英(石英)已被用作固体样品,用于评估流体-岩石相互作用实验期间的孔体积变化。

分析報告

金属和氯化物痕迹是指酸溶性部分

象形圖

Health hazard

訊號詞

Danger

危險聲明

危險分類

STOT RE 1 Inhalation

標靶器官

Lungs

儲存類別代碼

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

水污染物質分類(WGK)

nwg

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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