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99.0-101.0% anhydrous basis (perchloric acid titration)
产品名称
二水合柠檬酸钠, for analysis EMSURE® ACS,ISO,Reag. Ph Eur
InChI
1S/C6H8O7.3Na.2H2O/c7-3(8)1-6(13,5(11)12)2-4(9)10;;;;;/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12);;;;2*1H2/q;3*+1;;/p-3
SMILES string
O.O.[Na+].[Na+].[Na+].OC(CC([O-])=O)(CC([O-])=O)C([O-])=O
InChI key
NLJMYIDDQXHKNR-UHFFFAOYSA-K
grade
ACS reagent
agency
reag. ISO
reag. Ph. Eur.
product line
EMSURE®
assay
99.0-101.0% (perchloric acid titration)
99.0-101.0% anhydrous basis (perchloric acid titration)
form
solid
potency
>8000 mg/kg LD50, oral (Rat)
composition
Water, 11-13%
impurities
≤0.005% Insoluble matter
pH
7.5-9.0 (25 °C, 50 g/L in H2O)
mp
150 °C (anhydrous substance)
>300 °C (lit.)
bulk density
600 kg/m3
anion traces
chloride (Cl-): ≤0.001%
oxalate (C2O42-): ≤0.0300%
phosphate (PO43-): ≤0.002%
sulfate (SO42-): ≤0.004%
cation traces
Ca: ≤0.005%
Fe: ≤0.0005%
N: ≤0.001%
NH4+: ≤0.003%
heavy metals: ≤0.0005%
heavy metals (as Pb): ≤0.0005%
storage temp.
2-30°C
Quality Level
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Analysis Note
含量测定(高氯酸滴定,以无水物计算):99.0 - 101.0 %
鉴别:通过测试
溶液外观:通过测试
不溶物质: ≤ 0.005%
pH值(5 %;水;25 °C):7.5-9.0
酸碱度:通过测试
氯化物(Cl): ≤ 0.001 %
草酸盐(C₂O₄): ≤ 0.0300 %
磷酸盐(PO₄): ≤ 0.002 %
硫酸盐(SO₄): ≤ 0.004 %
总氮(N): ≤ 0.001 %
重金属(ACS): ≤ 0.0005 %
重金属(以铅计): ≤ 0.0005 %
Ca(钙): ≤ 0.005 %
Fe(铁): ≤ 0.0005 %
NH₃(铵): ≤ 0.003 %
易碳化物质:通过测试
水:11.0 - 13.0 %
符合ACS,ISO,Reag.Ph Eur
Other Notes
Legal Information
Application
- Template in the preparation of cobalt oxide (Co3O4) anode materials via hydrothermal method.
- Complexing agent in the synthesis of CdS nanocrystalline thin films.
- Reducing agent in the synthesis of citrate-capped gold nanoparticles.
- Buffering agent to maintain stable pH levels in desloratadine syrup formulation.
存储类别
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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