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Merck

31624

Sigma-Aldrich

二氧化硅

acid washed and calcined, Analytical Reagent

别名:

白石英砂, 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:
SB.52

形狀

granular

品質等級

品質

acid washed and calcined, Analytical Reagent

雜質

≤0.01% in HCL soluble iron (Fe)
≤0.2% soluble in HCl

損耗

≤0.10% loss on ignition, 900 °C

顆粒化

0.1-0.3 mm, coeff var ≥96%

負離子痕跡

chloride (Cl-): ≤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

通过电子自旋共振谱研究了液氮温度下硅-二氧化硅的结构。讨论了几种金属(Ag、Cu、Au、Pd 和 Ti)在二氧化硅中的扩散系数和溶解度。已经报道了在二氧化硅表面上自组装烷基硅氧烷的单层(SAM)的微接触印刷。已经提出了针对女性的膳食补充剂产品中二氧化硅(SiO2)纳米结构的分离和表征。

應用

二氧化硅可以在金电极的制造中用作硅上方的绝缘层,用于有机磷(OP)神经毒剂的流动注射安培检测。

儲存類別代碼

13 - Non Combustible Solids

水污染物質分類(WGK)

nwg

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

dust mask type N95 (US), Eyeshields, Gloves, type N95 (US)


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分析证书(COA)

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