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Merck

307815

Sigma-Aldrich

偏硅酸钠

别名:

偏硅酸二钠, 氧化硅钠, 硅酸二钠, 硅酸钠

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About This Item

线性分子式:
Na2SiO3
CAS号:
分子量:
122.06
EC號碼:
MDL號碼:
分類程式碼代碼:
12352302
PubChem物質ID:
NACRES:
NA.22

成份

SiO2, 50-53%

品質等級

SMILES 字串

[Na+].[Na+].[O-][Si]([O-])=O

InChI

1S/2Na.O3Si/c;;1-4(2)3/q2*+1;-2

InChI 密鑰

NTHWMYGWWRZVTN-UHFFFAOYSA-N

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一般說明

SMS是一种二氧化硅材料的硅源,可用作硅胶催化剂的化学中间体。

應用

作为以下过程的反应物:
  • 硅酸铀钍(Th1-xUxSiO4)铀钍矿固溶体的水热法制备
  • 制造致密NaA型分子筛涂层
  • 制备钨改性二氧化硅(是苯乙烯液相氧化的催化剂)
偏硅酸钠(SMS)已用于制备聚吡咯/偏硅酸钠(PPy/Na2SiO3)和聚噻吩/偏硅酸钠(PT/Na2SiO3)复合物,它们是用于电力电子系统的新型高介电常数材料。

SMS还可以用于:
  • 制备 NaZnSiO3OH,一种新型手性骨架材料,在离子交换、吸附和催化方面具有潜在的应用价值。
  • 作为原硅酸四乙酯(TEOS)的低成本替代品,可合成高度有序的介孔二氧化硅。
  • 制备地质聚合物混凝土。

象形圖

CorrosionExclamation mark

訊號詞

Danger

危險聲明

危險分類

Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B - STOT SE 3

標靶器官

Respiratory system

儲存類別代碼

8B - Non-combustible corrosive hazardous materials

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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Graphitic carbon nanofibers (GCNFs) are prepared from CO/H2 with a nickel-rich Fe-Ni (2:8) growth catalyst supported on three different water-soluble supports (Na4SiO4, Na2SiO3, and Na2CO3). GCNF products are formed with yield and crystallinity comparable to those of GCNF product produced
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