1.06505

Sodium dithionite

EMPLURA^®

• 別名: Sodium dithionite, Sodium hydrosulfite, Sodium hypodisulfite
• 実験式（ヒル表記法）: Na₂O₄S₂
• CAS番号: 7775-14-6
• 分子量: 174.11
• MDL番号: MFCD00011640
• UNSPSCコード: 12352302
• EC Index Number: 231-890-0
• NACRES: NA.21

特性

• 品質水準: 200
• 製品種目: EMPLURA^®
• アッセイ: ≥85.0% (iodometric)
• 形状: powder
• 自己発火温度: >200 °C
• 有効性: 2500 mg/kg LD₅₀, oral (Rat)
• pH: 5.5-8.5 (20 °C, 50 g/L in H₂O)
• mp: 100 °C (decomposition)
• 転移温度: flash point >100 °C
• 溶解性: 250 g/L (slow decomposition)
• 密度: 2.5 g/cm³ at 20 °C
• かさ密度: 1250 kg/m³
• 微量陰イオン: chloride (Cl^-): ≤0.05%
• 微量陽イオン: Fe: ≤0.005%
• 保管温度: 2-30°C
• InChI: 1S/2Na.H2O4S2/c;;1-5(2)6(3)4/h;;(H,1,2)(H,3,4)/q2*+1;/p-2
• InChI Key: JVBXVOWTABLYPX-UHFFFAOYSA-L

詳細

アプリケーション

• Fast detection of sodium dithionite in sugar using a xanthylium-based fluorescent probe.: This study introduces a rapid method for detecting sodium dithionite residues in sugar using a novel xanthylium-based fluorescent probe. The method is highly sensitive and efficient, making it a significant advancement in food safety and quality control (Wang et al., 2024).


• Stabilising mannose using sodium dithionite at alkaline conditions.: Research in the kraft pulping process explores the use of sodium dithionite to stabilize mannose under alkaline conditions. The findings highlight its potential to reduce hemicellulose degradation, providing insights for enhancing the efficiency of chemical pulping processes (Lindén et al., 2020).

アナリシスノート

Assay (iodometric): ≥ 85.0 %
Identity: passes test
Chloride (Cl): ≤ 0.05 %
Fe (Iron): ≤ 0.005 %

法的情報

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

安全性情報

• ピクトグラム: GHS02,GHS07
• シグナルワード: Danger
• 危険有害性情報: H251 - H302 - H319
• 注意書き: P235 - P264 - P280 - P301 + P312 - P305 + P351 + P338 - P337 + P313
• 危険有害性の分類: Acute Tox. 4 Oral - Eye Irrit. 2 - Self-heat. 1
• 補足的ハザード: EUH031
• 保管分類コード: 4.2 - Pyrophoric and self-heating hazardous materials
• WGK: WGK 1
• 引火点(°F): 212.0 °F
• 引火点(℃): > 100 °C