SX0760E

硫酸ナトリウム

anhydrous, crystals, Meets ACS Specifications Tracepur^®

• 別名: Disodium Sulfate
• 化学式: Na₂SO₄
• CAS番号: 7757-82-6
• 分子量: 142.04
• MDL番号: MFCD00003504
• UNSPSCコード: 12352302
• EC Index Number: 231-820-9

特性

• グレード: ACS reagent
• 品質水準: 200
• 製品種目: Tracepur^®
• アッセイ: ≥99.0%
• フォーム: crystals
• 不純物: ≤0.01% Insoluble matter; ≤1% Mesh size (100 and finer)
• 損失: ≤0.5% loss on ignition
• 色: white
• pH: 5.2-8.0 (20 °C, 50 g/L in H₂O)
• mp: 884 °C (lit.)
• 溶解性: 200 g/L
• 密度: 2.68 g/mL at 25 °C (lit.)
• 微量陰イオン: chloride (Cl^-): ≤0.001%; phosphate (PO₄^3-): ≤0.001%
• 微量陽イオン: Ca: ≤0.01%; Fe: ≤0.001%; K: ≤0.01%; Mg: ≤0.005%; N: ≤5 ppm; heavy metals: ≤5 ppm
• 輸送温度: ambient
• 保管温度: room temp
• SMILES記法: [Na+].[Na+].[O-]S([O-])(=O)=O
• InChI: 1S/2Na.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
• InChI Key: PMZURENOXWZQFD-UHFFFAOYSA-L

詳細

アプリケーション

anhydrous, crystals, Meets ACS Specifications Tracepur^®

アナリシスノート

Assay99.0% minCalcium (Ca)0.01% maxChloride (Cl)0.001% maxColorWhiteFormCrystalsHeavy Metals (by ICP-OES)5ppm maxInsoluble matter0.01% maxIron (Fe)0.001% maxLoss on ignition0.5% maxMagnesium (Mg)0.005% maxMesh size (10-30)80% minMesh size (10-60)95% minMesh size (100 and finer)1.0% maxNitrogen compounds (as N)5ppm maxPhosphate (PO4)0.001% maxPotassium (K)0.01% maxSuitability for residue analysis (dried 400°/4 hr)To pass testpH of a 5% solution at 25°C5.2-9.2

法的情報

TRACEPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

安全性情報

• 保管分類コード: 13 - Non Combustible Solids
• WGK: WGK 1
• 引火点(°F): Not applicable
• 引火点(℃): Not applicable