Name | Specifications | Packing | Price | Delivery |
Sodium oxalate | ACS | 500g | RMB 148.5 | Consulting service |
Sodium oxalate | GR | 500g | RMB 129.8 | Consulting service |
Sodium oxalate | CP | 500g | RMB 107.8 | Consulting service |
Sodium oxalate | AR | 500g | RMB 91.3 | 促销 |
ACS级
项目名称 ACS Grade
含量[(COONa)2]Assay ≥99.5%
水不溶物Insoluble matter ≤0.005%
干燥失重Loss on drying ≤0.01%
酸碱度Neutrality Passes test
氯化物(Cl)Chloride ≤0.002%
铵(NH4)Ammonium ≤0.002%
硫酸盐(SO4)Sulfate ≤0.002%
重金属(以Pb计)Heavy metals ≤0.002%
铁(Fe)Iron ≤0.001%
钾(K)Potassium ≤0.005%
易炭化物质Substances darkened by
hot sulfate acid Passes test
≥99.99% (metals basis):
外观Appearance 白色粉末
红外光谱鉴别Infrared spectrometry Conforms to Structure
纯度Purity ≥99.99% Based On Trace Metals Analysis
草酸盐C2O4 64.1 - 67.3 % (Titration by KMNO4 )
ICP: Confirms Sodium Component
痕量金属分析Trace Metal Analysis ≤100ppm by ICP Atomic emission
(As、Ba、Ca、Fe、Sn)
痕量金属分析Trace Metal Analysis ≤100.0 ppm by Atomic Absorption
(Li、K、Rb、Cs)
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