S6422
焦磷酸钠 四元 十水合物
BioXtra, 99.0-103.0%
别名:
二磷酸钠 四元, 无机焦磷酸盐, 焦磷酸四钠
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关于此项目
线性分子式:
Na4P2O7 · 10H2O
化学文摘社编号:
分子量:
446.06
NACRES:
NA.25
PubChem Substance ID:
UNSPSC Code:
12161700
EC Number:
231-767-1
MDL number:
InChI key
VZWGHDYJGOMEKT-UHFFFAOYSA-J
InChI
1S/4Na.H4O7P2.10H2O/c;;;;1-8(2,3)7-9(4,5)6;;;;;;;;;;/h;;;;(H2,1,2,3)(H2,4,5,6);10*1H2/q4*+1;;;;;;;;;;;/p-4
SMILES string
O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O
product line
BioXtra
assay
99.0-103.0%
form
powder
impurities
≤0.01% Insoluble matter
pH
9.5-10.5 (20 °C, 50 g/L)
solubility
H2O: 0.5 M, clear, colorless
anion traces
chloride (Cl-): ≤0.002%, sulfate (SO42-): ≤0.005%
cation traces
Al: ≤0.0005%, Ca: ≤0.0005%, Cu: ≤0.0005%, Fe: ≤0.0005%, K: ≤0.005%, Mg: ≤0.0005%, NH4+: ≤0.05%, Pb: ≤0.001%, Zn: ≤0.0005%
Quality Level
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General description
焦磷酸四钠十水合物可充当掩蔽、澄清、缓冲剂和水软化剂。它用作乳化剂、pH缓冲剂和面团性质改进剂。焦磷酸四钠在布丁中起增稠剂的作用，在牙膏中充当牙垢控制剂。
Application
焦磷酸四钠已用于：
- 焦磷酸盐的水解和定量
- 肝脏均质用提取缓冲液的成分
- 蛋白质印迹用细胞裂解缓冲液的成分
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1
存储类别
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
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