等级
ACS reagent
puriss. p.a.
质量水平
检测方案
≥99.5% (RT)
形式
powder or crystals
杂质
≤0.002% ammonium (NH4)
缺失
≤0.01% loss on drying, 105 °C
pH值(酸碱度)
7-8.5 (25 °C, 2.5% in H2O)
痕量阴离子
chloride (Cl-): ≤20 mg/kg
sulfate (SO42-): ≤20 mg/kg
痕量阳离子
Ca: ≤100 mg/kg
Cd: ≤10 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤10 mg/kg
K: ≤50 mg/kg
Mg: ≤10 mg/kg
Mn: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg
SMILES字符串
[Na+].[Na+].[O-]C(=O)C([O-])=O
InChI
1S/C2H2O4.2Na/c3-1(4)2(5)6;;/h(H,3,4)(H,5,6);;/q;2*+1/p-2
InChI key
ZNCPFRVNHGOPAG-UHFFFAOYSA-L
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一般描述
草酸钠是草酸的钠盐,由钠离子和草酸离子组成。在化学合成中用作还原剂。此外,它还可以作为表面改性剂和脱硫剂。
应用
草酸钠可作为稳定剂用于通过紫外分光光度法测定维生素 C 产品中的 L-抗坏血酸。它还用于通过以铜板为阳极的电解合成草酸铜纳米颗粒。
警示用语:
Warning
危险声明
危险分类
Acute Tox. 4 Dermal - Acute Tox. 4 Oral
WGK
WGK 1
闪点(°F)
Not applicable
闪点(°C)
Not applicable
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