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等級
ACS reagent
puriss. p.a.
品質等級
化驗
≥99.5% (RT)
形狀
powder or crystals
雜質
≤0.002% ammonium (NH4)
損耗
≤0.01% loss on drying, 105 °C
pH值
7-8.5 (25 °C, 2.5% in H2O)
負離子痕跡
chloride (Cl-): ≤20 mg/kg
sulfate (SO42-): ≤20 mg/kg
正離子痕跡
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 密鑰
ZNCPFRVNHGOPAG-UHFFFAOYSA-L
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一般說明
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。
應用
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。
訊號詞
Warning
危險聲明
危險分類
Acute Tox. 4 Dermal - Acute Tox. 4 Oral
儲存類別代碼
11 - Combustible Solids
水污染物質分類（WGK）
WGK 1
閃點（°F）
Not applicable
閃點（°C）
Not applicable
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