SX0395
无水碳酸钠
anhydrous, powder, Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS
别名:
碳酸二钠盐, 纯碱, 苏打灰：
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关于此项目
线性分子式:
Na2CO3
化学文摘社编号:
分子量:
105.99
EC Index Number:
207-838-8
UNSPSC Code:
12352302
Beilstein/REAXYS Number:
4154566
MDL number:
Assay:
≥99.5% dry basis
Grade:
ACS reagent
Form:
powder
Solubility:
212.5 g/L
产品名称
无水碳酸钠, anhydrous, powder, Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS
SMILES string
O=C(O[Na])O[Na]
InChI
1S/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
InChI key
CDBYLPFSWZWCQE-UHFFFAOYSA-L
grade
ACS reagent
agency
meets USP/NF
assay
≥99.5% dry basis
form
powder
impurities
≤0.01% Insoluble matter
loss
≤1.0% loss on heating, 285°C
color
white
pH
11.16 (25 °C, 4 g/L in H2O)
mp
851 °C (lit.)
solubility
212.5 g/L
anion traces
chloride (Cl-): ≤0.001%
phosphate (PO43-): ≤0.001%
silicate (as SiO2): ≤0.005%
sulfur compounds (as SO42-): ≤0.003%
cation traces
Ca: ≤0.03%
Fe: ≤5 ppm
K: ≤0.005%
Mg: ≤0.005%
heavy metals: ≤5 ppm
shipped in
ambient
storage temp.
room temp
Quality Level
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Biochem/physiol Actions
缓冲液成分，可用于去除外周膜蛋白。
Analysis Note
Assay (dried basis)99.5% minCalcium (Ca)0.03% maxChloride (Cl)0.001% maxColorWhiteFormPowderHeavy Metals (by ICP-OES)5ppm maxInsoluble matter0.01% maxIron (Fe)5ppm maxLoss on heating at 285°C1.0% maxMagnesium (Mg)0.005% maxPhosphate (PO4)0.001% maxPotassium (K)0.005% maxSilica (SiO2)0.005% maxSulfur compounds (as SO4)0.003% max
Application
anhydrous, powder, Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2
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
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