Substance
ID:356062
Names and Identifiers
IUPAC name
2-hydroxypropane-1,2,3-tricarboxylic acid
IUPAC Traditional name
citro
Synonyms
Citric acid柠檬酸
Registration numbers
CAS Number
Beilstein Number
MDL Number
EC Number
PubChem SID
Properties
Product Information
Cation Traces
Cd: ≤5 mg/kg
Mn: ≤5 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Li: ≤5 mg/kg
Sr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
Mg: ≤5 mg/kg
As: ≤0.1 mg/kg
Bi: ≤5 mg/kg
Ba: ≤5 mg/kg
Co: ≤5 mg/kg
Mo: ≤5 mg/kg
Ca: ≤10 mg/kg
Cr: ≤5 mg/kg
K: ≤50 mg/kg
Zn: ≤5 mg/kg
Al: ≤5 mg/kg
Na: ≤50 mg/kg
Suitability
in accordance for luminescence
Antion Traces
chloride (Cl-): ≤5 mg/kg
tartrate (C4H4O62-): ≤2000 mg/kg
phosphate (PO43-): ≤5 mg/kg
sulfate (SO42-): ≤20 mg/kg
oxalate (C2O42-): ≤500 mg/kg
Ignition Residue
≤0.05% (as SO4)
Grade
for luminescence
Impurities
insoluble matter, passes filter test
Loss on Drying
≤0.5% loss on drying, 110 °C
λ
1 M in H2O
Linear Formula
HOC(COOH)(CH2COOH)2
Product Line
BioUltra
Purity
≥99.5% (T)
Safety Information
Explode Limits
8 %, 65 °F
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
Safety Statements
26
GHS Signal Word
Warning
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
German water hazard class
1
GHS Precautionary statements
P305+P351+P338
European Hazard Symbols
Irritant (Xi)RTECS
GE7350000
MSDS Link
GHS Hazard statements
H319
Risk Statements
36
Physical Property
Absorption Wavelength
λ: 260 nm Amax: 0.20
λ: 280 nm Amax: 0.10
p𝘒ₐ
(1) 3.13, (2) 4.76, (3) 6.4
Solubility
H2O: soluble1 M at 20 °C, clear, colorless
Melting Point
153-159 °C(lit.)
pH
1.0-2.0 (25 °C, 1 M in H2O)
Pharmacology Properties
Gene Information
human ... SRC(6714)
Molecule Details
No Data Available
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Molecular Spectra
No Data Available
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References
No Data Available
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