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Key Documents

95420

Sigma-Aldrich

钨酸

≥98.0% (calcined substance, T), powder

同義詞:

Tungstic(VI) acid

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About This Item

線性公式:
H2WO4
CAS號碼:
分子量::
249.85
EC號碼:
MDL號碼:
分類程式碼代碼:
12352300
PubChem物質ID:
NACRES:
NA.23

品質等級

化驗

≥98.0% (calcined substance, T)

形狀

powder

雜質

≤0.2% insoluble matter in NaOH

損耗

≤9.0% loss on ignition

密度

5.5 g/mL at 25 °C (lit.)

SMILES 字串

O[W](O)(=O)=O

InChI

1S/2H2O.2O.W/h2*1H2;;;/q;;;;+2/p-2

InChI 密鑰

CMPGARWFYBADJI-UHFFFAOYSA-L

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一般說明

Tungstic acid may be prepared by either digesting tungstate of lime or by treating tungsten with hydrochloric acid. 1

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

標靶器官

Respiratory system

儲存類別代碼

13 - Non Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)


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分析證明 (COA)

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