质量水平
检测方案
≥99.0%
形式
crystalline powder
技术
HPLC: suitable
杂质
≤0.01% Insoluble matter
缺失
≤0.2% loss on drying
pH值(酸碱度)
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)
溶解性
77 g/L
痕量阴离子
chloride (Cl-): ≤0.002%
sulfate (SO42-): ≤0.005%
痕量阳离子
Fe: ≤0.002%
heavy metals (as Pb): ≤0.001%
紫外吸收
λ: 280 nm Amax: ≤0.05
运输
ambient
储存温度
room temp
SMILES字符串
[Na+].[Na+].[H]OP([O-])([O-])=O
InChI
1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
InChI key
BNIILDVGGAEEIG-UHFFFAOYSA-L
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应用
anhydrous, HPLC, Meets ACS Specifications
分析说明
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
储存分类代码
13 - Non Combustible Solids
WGK
WGK 1
闪点(°F)
Not applicable
闪点(°C)
Not applicable
法规信息
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Development and validation of a headspace SPME and GC-MS method to determine alcohol content in twenty different Kombucha tea samples.
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