产品说明
分析说明
Assay (oxidimetric): 99.5 - 101.0 %
Insoluble matter: ≤ 0.01 %
Neutrality: passes test
Chloride (Cl): ≤ 0.001 %
Sulfate (SO₄): ≤ 0.01 %
Heavy metals (as Pb): ≤ 0.001 %
NH₄ (Ammonium): ≤ 0.002 %
Fe (Iron): ≤ 0.0005 %
Na (Sodium): ≤ 0.02 %
Substances darkened by hot sulfric acid: passes test
Corresponds to ACS
法律信息
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
基本信息
| 经验(实验)分子式 | C2K2O4 · xH2O |
| 分子量 | 166.22 (anhydrous basis) |
| MDL编号 | MFCD00150033 |
| EC索引号 | 209-506-8 |
产品性质
| 质量水平 | 300 |
| 等级 | ACS reagent |
| 蒸汽压 | <0.1 hPa ( 20 ℃) |
| 测定 | 99.5-101.0% (oxidimetric) |
| 形式 | solid |
| 效能 | 660 mg/kg LD50, oral (Rat) |
| pH值(酸碱度) | 7.0-8.5 (20 ℃, 50 g/L in H2O) |
| mp | >138 ℃ (decomposition) |
| 溶解性 | 392 g/L (anhydrous substance) |
| 密度 | 2.20 g/cm3 at 20.4 ℃ |
| 堆积密度 | 700‑1100 kg/m3 |
| 痕量阴离子 | chloride (Cl-): ≤0.001% sulfate (SO42-): ≤0.01% |
| 痕量阳离子 | Fe: ≤ 0.0005% NH4+: ≤ 0.002% Na: ≤ 0.02% heavy metals (as Pb): ≤ 0.001% |
| 储存温度 | 2-30℃ |
| InChI | 1S/C2H2O4.2K.H2O/c3-1(4)2(5)6;;;/h(H,3,4)(H,5,6);;;1H2/q;2*+1;/p-2 |
| InChI key | QCPTVXCMROGZOL-UHFFFAOYSA-L |
安全信息
| 象形图 |  |
| 警示用语： | Warning |
| 危险声明 | H302 + H312 - H319 |
| 预防措施声明 | P264 - P270 - P280 - P301 + P312 - P302 + P352 + P312 - P305 + P351 + P338 |
| 危险分类 | Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Irrit. 2 |
| 储存分类代码 | 13 - Non Combustible Solids |
| WGK | WGK 1 |
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