1.06505

Sodium dithionite

EMPLURA^®

• 동의어(들): Sodium dithionite, Sodium hydrosulfite, Sodium hypodisulfite
• 실험식(Hill 표기법): Na₂O₄S₂
• CAS Number: 7775-14-6
• Molecular Weight: 174.11
• MDL number: MFCD00011640
• UNSPSC 코드: 12352302
• EC 인덱스 번호: 231-890-0
• NACRES: NA.21

속성

• Quality Level: 200
• 제품 라인: EMPLURA^®
• 분석: ≥85.0% (iodometric)
• 형태: powder
• autoignition temp.: >200 °C
• 효능: 2500 mg/kg LD₅₀, oral (Rat)
• pH: 5.5-8.5 (20 °C, 50 g/L in H₂O)
• mp: 100 °C (decomposition)
• 전이 온도: flash point >100 °C
• solubility: 250 g/L (slow decomposition)
• density: 2.5 g/cm³ at 20 °C
• 벌크 밀도: 1250 kg/m³
• 음이온 미량물: chloride (Cl^-): ≤0.05%
• 양이온 미량물: Fe: ≤0.005%
• 저장 온도: 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

설명

애플리케이션

• 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).

분석 메모

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

법적 정보

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

안전성 정보

• 픽토그램: GHS02,GHS07
• 신호어: Danger
• 유해 및 위험 성명서: H251 - H302 - H319
• 예방조치 성명서: P235 - P264 - P280 - P301 + P312 - P305 + P351 + P338 - P337 + P313
• Hazard Classifications: Acute Tox. 4 Oral - Eye Irrit. 2 - Self-heat. 1
• 보충제 위험성: EUH031
• Storage Class Code: 4.2 - Pyrophoric and self-heating hazardous materials
• WGK: WGK 1
• Flash Point (°F): 212.0 °F
• Flash Point (°C): > 100 °C