83179
Pyromellitic acid hydrate
BioUltra, ≥99.0% (calc. based on dry substance, T), ~2 mol/mol water
Synonym(s):
Benzene-1,2,4,5-tetracarboxylic acid
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About This Item
product line
BioUltra
assay
≥99.0% (calc. based on dry substance, T)
impurities
insoluble matter, passes filter test, ~2 mol/mol water
solubility
0.1 M NaOH: 0.2 M, clear, faintly yellow
anion traces
chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤50 mg/kg
cation traces
Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤50 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Na: ≤50 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg
absorption
cut-off at 365 nm in 0.1 M NaOH at 0.2 M
SMILES string
OC(=O)c1cc(C(O)=O)c(cc1C(O)=O)C(O)=O
Other Notes
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