1.01737

Barium hydroxide octahydrate

for analysis EMSURE^® ACS,ISO,Reag. Ph Eur

• 동의어(들): Barium hydroxide octahydrate, Caustic baryta, Barium oxide hydrate octahydrate
• Linear Formula: Ba(OH)₂ · 8 H₂O
• CAS Number: 12230-71-6
• Molecular Weight: 315.46
• MDL number: MFCD00149152
• UNSPSC 코드: 12352305
• EC 인덱스 번호: 241-234-5

속성

• Grade: ACS reagent
• Quality Level: 300
• Agency: reag. ISO; reag. Ph. Eur.
• 제품 라인: EMSURE^®
• 분석: ≥98.0% (acidimetric)
• 형태: solid
• 효능: 550 mg/kg LD₅₀, oral (Rat)
• 불순물: ≤0.005% Substances insoluble in dilute hydrochloric acid
• pH: 14 (20 °C in H₂O, saturated aqueous solution)
• mp: 78 °C
• density: 2.18 g/cm³ at 20 °C
• 벌크 밀도: 900‑1100 kg/m³
• 음이온 미량물: carbonate (as BaCO₃): ≤2.0%; chloride (Cl^-): ≤0.001%; sulfide (S^2-): ≤0.0005%
• 양이온 미량물: Ca: ≤0.002%; Fe: ≤0.0005%; K: ≤0.01%; Na: ≤0.01%; Pb: ≤0.001%; Sr: ≤0.5%; heavy metals (as Pb): ≤0.0005%
• 저장 온도: 2-30°C
• InChI: 1S/Ba.10H2O/h;10*1H2/q+2;;;;;;;;;;/p-2
• InChI key: ZUDYPQRUOYEARG-UHFFFAOYSA-L

설명

애플리케이션

• Determination of phosphorylated and O-glycosylated sites by chemical targeting (CTID) at ambient temperature.: This study explores the use of chemical targeting to identify phosphorylated and O-glycosylated sites, essential for understanding protein modifications. Barium hydroxide is utilized for its effectiveness in ambient temperature conditions, contributing to more efficient analytical methods (Hathaway, 2007).


• Wet-chemical synthesis of crystalline BaTiO3 from stable chelated titanium complex: formation mechanism and dispersibility in organic solvents.: The research demonstrates the wet-chemical synthesis of BaTiO3, highlighting the formation mechanism and its dispersibility. Barium hydroxide plays a crucial role in stabilizing the chelated titanium complex, making it a valuable component in material synthesis and analytical chemistry (Pramanik et al., 2006).


• Synthesis and analgesic effect of normorphine-3- and -6-glucuronides.: This paper details the synthesis of normorphine glucuronides, where barium hydroxide is used in the synthetic process. The study contributes to the understanding of analgesic properties and the chemical synthesis of pharmacologically relevant compounds (Oguri et al., 1989).

분석 메모

Assay (acidimetric): ≥ 98.0 %
Substances insoluble in dilute hydrochloric acid: ≤ 0.005 %
Carbonate (as BaCO₃): ≤ 2.0 %
Chloride (Cl): ≤ 0.001 %
Sulphide (S): ≤ 0.0005 %
Heavy metals (as Pb): ≤ 0.0005 %
Ca (Calcium): ≤ 0.002 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.01 %
Na (Sodium): ≤ 0.01 %
Pb (Lead): ≤ 0.001 %
Sr (Strontium): ≤ 0.5 %
Corresponds to ACS,ISO,Reag. Ph Eur

법적 정보

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

안전성 정보

• 픽토그램: GHS05,GHS07
• 신호어: Danger
• 유해 및 위험 성명서: H302 + H332 - H314
• 예방조치 성명서: P260 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Skin Corr. 1B
• Storage Class Code: 8B - Non-combustible, corrosive hazardous materials
• WGK: WGK 1
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable