75688
草酸
anhydrous grade, ≥99.0% (RT), crystals, puriss. p.a.
别名:
Ethanedioic acid
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关于此项目
线性分子式:
HO2CCO2H
化学文摘社编号:
分子量:
90.03
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
205-634-3
MDL number:
Beilstein/REAXYS Number:
385686
产品名称
草酸, puriss. p.a., anhydrous, ≥99.0% (RT)
InChI key
MUBZPKHOEPUJKR-UHFFFAOYSA-N
InChI
1S/C2H2O4/c3-1(4)2(5)6/h(H,3,4)(H,5,6)
SMILES string
OC(=O)C(O)=O
grade
anhydrous
puriss. p.a.
vapor density
4.4 (vs air)
vapor pressure
<0.01 mmHg ( 20 °C)
assay
≥99.0% (RT)
form
crystals
impurities
≤0.001% total nitrogen (N)
≤1% water
ign. residue
≤0.01% (as SO4)
mp
189.5 °C (dec.) (lit.)
anion traces
chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤350 mg/kg
cation traces
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤35 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg
functional group
carboxylic acid
Quality Level
Gene Information
human ... SRC(6714)
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Application
草酸可用于制备以下物质：
- 草酸铵
- 草酸钙
- 二氧化氯（ClO2）
- 草酸氢钾
General description
草酸是二羧酸。它与铁(II)盐水溶液反应，生成草酸铁(III)。
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Dam. 1
存储类别
11 - Combustible Solids
wgk
WGK 1
ppe
dust mask type N95 (US), Eyeshields, Gloves
Eagleson M.
Concise Encyclopedia Chemistry, 555-555 (1994)
Eagleson M.
Concise Encyclopedia Chemistry, 66-66 (1994)
Eagleson M.
Concise Encyclopedia Chemistry, 164-164 (1994)
Eagleson M.
Concise Encyclopedia Chemistry, 889-889 (1994)
Xianlai Zeng et al.
Journal of hazardous materials, 295, 112-118 (2015-04-22)
With the booming of consumer electronics (CE) and electric vehicle (EV), a large number of spent lithium-ion battery (LIBs) have been generated worldwide. Resource depletion and environmental concern driven from the sustainable industry of CE and EV have motivated spent
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