登录 查看组织和合同定价。
选择尺寸
关于此项目
线性分子式:
Na2HPO4
化学文摘社编号:
分子量:
141.96
UNSPSC Code:
12352302
EC Index Number:
231-448-7
MDL number:
Assay:
≥99.0%
Grade:
ACS reagent
Form:
crystalline powder
Solubility:
77 g/L
产品名称
磷酸钠 二元, anhydrous, HPLC, Meets ACS Specifications
InChI
1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
SMILES string
[Na+].[Na+].[H]OP([O-])([O-])=O
InChI key
BNIILDVGGAEEIG-UHFFFAOYSA-L
grade
ACS reagent
assay
≥99.0%
form
crystalline powder
technique(s)
HPLC: suitable
impurities
≤0.01% Insoluble matter
loss
≤0.2% loss on drying
pH
8.7-9.3 (20 °C, 10 g/L in H2O)
pKa (25 °C)
(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
mp
250 °C (decomposition)
solubility
77 g/L
anion traces
chloride (Cl-): ≤0.002%
sulfate (SO42-): ≤0.005%
cation traces
Fe: ≤0.002%
heavy metals (as Pb): ≤0.001%
UV absorption
λ: 280 nm Amax: ≤0.05
shipped in
ambient
storage temp.
room temp
Quality Level
正在寻找类似产品? 访问 产品对比指南
Analysis Note
Assay99.0% minChloride (Cl)0.002% maxFormWhite crystalline powderHeavy metals (as Pb)0.001% maxInsoluble matter0.01% maxIron (Fe)0.002% maxLoss on drying0.2% maxSulfate (SO4)0.005% maxUV Absorbance (1 M, water, 280 nm)0.05AU maxpH of a 5% solution at 25°C8.7-9.3
Application
anhydrous, HPLC, Meets ACS Specifications
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
新产品
此项目有
商品
Development and validation of a headspace SPME and GC-MS method to determine alcohol content in twenty different Kombucha tea samples.
我们的科学家团队拥有各种研究领域经验,包括生命科学、材料科学、化学合成、色谱、分析及许多其他领域.
联系客户支持