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重要文件

71702

Sigma-Aldrich

碘酸钠

puriss. p.a., ≥99.5% (RT)

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About This Item

線性公式:
NaIO3
CAS號碼:
分子量::
197.89
EC號碼:
MDL號碼:
分類程式碼代碼:
12352302
PubChem物質ID:
NACRES:
NA.21

等級

puriss. p.a.

品質等級

化驗

≥99.5% (RT)

形狀

powder or crystals

雜質

≤0.005% total nitrogen (N)

pH值

5.0-8.0 (25 °C, 50 mg/mL in H2O)

溶解度

water: soluble(lit.)

密度

4.28 g/mL at 25 °C (lit.)

負離子痕跡

bromide, bromate, chloride, chlorate (as Cl-): ≤200 mg/kg
iodide (I-): ≤20 mg/kg
sulfate (SO42-): ≤50 mg/kg

正離子痕跡

Ca: ≤100 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤10 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

SMILES 字串

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

InChI

1S/HIO3.Na/c2-1(3)4;/h(H,2,3,4);/q;+1/p-1

InChI 密鑰

WTCBONOLBHEDIL-UHFFFAOYSA-M

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一般說明

碘酸钠(NaIO3)是无色的钠盐,具有斜方晶体。它具有氧化性。在自然界中,它存在于智利硝石中。

應用

碘酸钠可用作制备碘及其衍生物的起始试剂。它可以用作合成双吲哚的催化剂。

象形圖

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訊號詞

Danger

危險聲明

危險分類

Acute Tox. 4 Oral - Ox. Sol. 2 - Skin Sens. 1

儲存類別代碼

5.1B - Oxidizing hazardous materials

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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