B3153
氢氧化钡 八水合物
ACS reagent, ≥98.0%
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关于此项目
线性分子式:
Ba(OH)2 · 8H2O
化学文摘社编号:
分子量:
315.46
EC Number:
241-234-5
UNSPSC Code:
12352300
MDL number:
InChI key
ZUDYPQRUOYEARG-UHFFFAOYSA-L
InChI
1S/Ba.10H2O/h;10*1H2/q+2;;;;;;;;;;/p-2
SMILES string
O.O.O.O.O.O.O.O.O[Ba]O
grade
ACS reagent
assay
≥98.0%
impurities
≤0.01% Insoluble in dilute HCl
mp
78 °C (lit.)
anion traces
carbonate (as BaCO3): ≤2.0%, chloride (Cl-): ≤0.001%, sulfide (S2-): passes test (limit about 0.001%)
cation traces
Ca: ≤0.05%, Fe: ≤0.001%, K: ≤0.01%, Na: ≤0.01%, Sr: ≤0.8%, heavy metals (as Pb): ≤5 ppm
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Application
催化磷酸丝氨酸残基的 β-消去反应。
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Skin Corr. 1B
存储类别
8B - Non-combustible corrosive hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
法规信息
新产品
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B J Verhaeghe et al.
Clinical chemistry, 34(6), 1077-1083 (1988-06-01)
This is a new method for isolating and concentrating urinary organic acids before gas chromatography--mass spectrometry. Sulfate and phosphate anions are removed by precipitation with Ba(OH)2, and the urine pH is adjusted to 8-8.5. The sample is then applied onto
T Irie et al.
Carbohydrate research, 192, 167-172 (1989-10-23)
The alkylation of cyclomalto-oligosaccharides (cyclodextrins, CDs) with dialkyl sulfate-barium hydroxide has been claimed to yield 2,6-di-O-alkyl derivatives. Re-investigation by plasma desorption-m.s. of the products of laboratory methylation of alpha CD, beta CD, or gamma CD and ethylation of beta CD
Marshall B Dunning et al.
Anesthesiology, 106(1), 144-148 (2007-01-02)
Fires, explosions, and extreme heat production may occur when sevoflurane reacts with desiccated barium hydroxide lime. The identity of the flammable gas has not previously been published, although carbon monoxide, methanol, formaldehyde, and methyl formate have been identified in low
Spontaneous ignition, explosion, and fire with sevoflurane and barium hydroxide lime.
Junzheng Wu et al.
Anesthesiology, 101(2), 534-537 (2004-07-28)
T Mahendran et al.
Journal of agricultural and food chemistry, 56(19), 9269-9276 (2008-09-12)
The structural characteristics of the gum exudate of Acacia senegal (gum arabic) have been investigated by monitoring the composition and physicochemical properties before and after treatment with proteolytic enzyme and various alkaline systems. Molecular mass ( M w) and radius
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