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经验公式(希尔记法):
C6H14N2O7
化学文摘社编号:
分子量:
226.18
UNSPSC Code:
12352107
EC Index Number:
221-146-3
NACRES:
NA.21
MDL number:
Assay:
99.0-102.0% (alkalimetric)
Grade:
ACS reagent
Form:
solid
产品名称
枸橼酸氢二铵, for analysis EMSURE® ACS,Reag. Ph Eur
SMILES string
[NH4]OC(=O)C(O)(CC(=O)O[NH4])CC(=O)O
InChI
1S/C6H8O7.2H3N/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*1H3
InChI key
YXVFQADLFFNVDS-UHFFFAOYSA-N
grade
ACS reagent
agency
reag. Ph. Eur.
product line
EMSURE®
assay
99.0-102.0% (alkalimetric)
form
solid
impurities
≤0.005% Insoluble matter
ign. residue
≤0.01% (as sulfate)
pH
3.3-5.3 (23 g/L in H2O)
density
1.48 g/cm3 at 20 °C
bulk density
400‑600 kg/m3
anion traces
chloride (Cl-): ≤0.0005%
oxalate (C2O42-): passes test (limit about 0.05%)
phosphate (PO43-): ≤0.0005%
sulfur compounds (as SO42-): ≤0.005%
cation traces
Fe: ≤0.0005%
heavy metals (as Pb): ≤0.0005%
storage temp.
2-30°C
Quality Level
Analysis Note
含量测定(碱量滴定):99.0 - 102.0 %
不溶物: ≤ 0.005 %
pH值(0.1 mol/L):3.3 - 5.3
氯(Cl): ≤ 0.0005 %
草酸盐(C₂O₄):通过测试(限度约为0.05%)
磷酸盐(PO₄): ≤ 0.0005 %
总硫量(以SO₄计): ≤ 0.005 %
重金属(以铅计): ≤ 0.0005 %
Fe(铁): ≤ 0.0005 %
炽灼残渣(以硫酸盐计): ≤ 0.01 %
符合ACS,Reag. Ph Eur
不溶物: ≤ 0.005 %
pH值(0.1 mol/L):3.3 - 5.3
氯(Cl): ≤ 0.0005 %
草酸盐(C₂O₄):通过测试(限度约为0.05%)
磷酸盐(PO₄): ≤ 0.0005 %
总硫量(以SO₄计): ≤ 0.005 %
重金属(以铅计): ≤ 0.0005 %
Fe(铁): ≤ 0.0005 %
炽灼残渣(以硫酸盐计): ≤ 0.01 %
符合ACS,Reag. Ph Eur
Application
- An EPR and optical absorption study of VO2+ ions in di-ammonium hydrogen citrate [(NH4)2C6H6O7] single crystals.: 本研究考察了柠檬酸氢二铵中 VO2+ 离子的电子顺磁共振和光学特性——这可能会影响化学和材料科学中的分析技术(Karabulut and Tufan, 2008)。
Other Notes
替代:AX1285-1; AX1285; AX1285-3; AX1285-20
Legal Information
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
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