产品说明
联系
Replaces: SX0445; SX0445-1; SX0445-3; SX0445-5; SX0445-20
分析说明
Assay (perchloric acid titration): 99.0 - 101.0 %
Assay (Perchloric acid titration, calc. on anhydrous substance): 99.0 - 101.0 %
Identity: passes test
Appearance of solution: passes test
Insoluble matter: ≤ 0.005 %
pH-value (5 %; water; 25 °C): 7.5 - 9.0
Acidity or alkalinity: passes test
Chloride (Cl): ≤ 0.001 %
Oxalate (C₂O₄): ≤ 0.0300 %
Phosphate (PO₄): ≤ 0.002 %
Sulfate (SO₄): ≤ 0.004 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (ACS): ≤ 0.0005 %
Heavy metals (as Pb): ≤ 0.0005 %
Ca (Calcium): ≤ 0.005 %
Fe (Iron): ≤ 0.0005 %
NH₃ (Ammonia): ≤ 0.003 %
Readily carbonisable substance: passes test
Water: 11.0 - 13.0 %
Corresponds to ACS,ISO,Reag. Ph Eur
法律信息
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
基本信息
| 线性分子式 | HOC(COONa)(CH2COONa)2 · 2H2O |
| 分子量 | 294.10 |
| Beilstein | 6104939 |
| MDL编号 | MFCD00150031 |
| EC索引号 | 200-675-3 |
产品性质
| 质量水平 | 300 |
| 等级 | ACS reagent |
| 机构 | reag. ISO reag. Ph. Eur. |
| 测定 | 99.0-101.0% (perchloric acid titration) 99.0-101.0% anhydrous basis (perchloric acid titration) |
| 形式 | solid |
| 效能 | >8000 mg/kg LD50, oral (Rat) |
| pH值(酸碱度) | 7.5-9.0 (25 ℃, 50 g/L in H2O) |
| mp | 150 ℃ (anhydrous substance) >300 ℃ (lit.) |
| 堆积密度 | 600 kg/m3 |
| 痕量阴离子 | chloride (Cl-): ≤0.001% oxalate (C2O42-): ≤0.0300% phosphate (PO43-): ≤0.002% sulfate (SO42-): ≤0.004% |
| 痕量阳离子 | Ca: ≤ 0.005% Fe: ≤ 0.0005% N: ≤ 0.001% heavy metals: ≤ 0.0005% heavy metals (as Pb): ≤ 0.0005% |
| 储存温度 | 2-30℃ |
| SMILES string | O.O.[Na+].[Na+].[Na+].OC(CC([O-])=O)(CC([O-])=O)C([O-])=O |
| InChI | 1S/C6H8O7.3Na.2H2O/c7-3(8)1-6(13,5(11)12)2-4(9)10;;;;;/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12);;;;2*1H2/q;3*+1;;/p-3 |
| InChI key | NLJMYIDDQXHKNR-UHFFFAOYSA-K |
安全信息
| 储存分类代码 | 11 - Combustible Solids |
| WGK | WGK 1 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
SUPELCO
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