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产品名称
一水磷酸二氢钠, for analysis EMSURE® ACS,Reag. Ph Eur
InChI
1S/Na.H3O4P.H2O/c;1-5(2,3)4;/h;(H3,1,2,3,4);1H2/q+1;;/p-1
SMILES string
[Na+].[H]O[H].OP(O)([O-])=O
InChI key
BBMHARZCALWXSL-UHFFFAOYSA-M
grade
ACS reagent
agency
reag. Ph. Eur.
product line
EMSURE®
assay
99.0-102.0% (alkalimetric)
form
crystals
potency
>2000 mg/kg LD50, oral (Rat)
>7940 mg/kg LD50, skin (Rabbit)
impurities
≤0.01% Insoluble matter
pH
4.1-4.5 (25 °C, 50 g/L in H2O)
solubility
850 g/L
density
2.04 g/cm3 at 20 °C
bulk density
880 kg/m3
anion traces
chloride (Cl-): ≤0.0005%
sulfate (SO42-): ≤0.003%
cation traces
Ca: ≤0.005%
Fe: ≤0.0005%
K: ≤0.005%
N: ≤0.001%
heavy metals: ≤0.0005%
UV absorption
λ: 280 nm Amax: ≤0.05
storage temp.
2-30°C
Quality Level
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Analysis Note
不溶物: ≤ 0.01 %
pH值(5 %;水,25 °C):4.1 - 4.5
紫外线吸收(280 nm;1 mol/l;1 cm;水): ≤ 0.05
氯化物(Cl): ≤ 0.0005 %
硫酸盐(SO₄): ≤ 0.003 %
总氮(N): ≤ 0.001 %
重金属(ACS): ≤ 0.0005 %
Ca(钙): ≤ 0.005 %
Fe(铁): ≤ 0.0005%
K(钾): ≤ 0.005 %
符合 ACS,Reag.Ph Eur
Application
- Development of a multiparticulate drug delivery system for in situ amorphisation.: 本研究探讨了磷酸二氢钠一水合物在开发多颗粒药物输送系统中的应用。这项研究重点介绍了该化合物在实现原位非晶化、提高药物溶解度和生物利用度方面的作用(Holm TP et al., 2022)。
- Metabolomic characterization of rhubarb species by capillary electrophoresis and ultra-high-pressure liquid chromatography.: 磷酸二氢钠一水合物可用于毛细管电泳和 UHPLC 的缓冲系统,有助于大黄物种的代谢组学分析。本研究重点探索了其在提高分析方法的分离效率和分辨率方面的重要性(Tseng YJ et al., 2013)。
Other Notes
Legal Information
wgk
WGK 3
存储类别
13 - Non Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable
商品
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