Synonyms: N-(2-Acetamido)iminodiacetic acid;N-(Carbamoylmethyl)iminodiacetic acid C₆H₁₀N₂O₅ H₂NCOCH₂N(CH₂CO₂H)₂M_r 190.16CAS Number [26239-55-4]EC Number 247-530-0Beilstein Registry Number 1787181Merck 14,147Purity ≥ 99.0%MDL Number MFCD00008031PubChem Substance ID 24845005pKa = 6.6 at 25°Celsius

Useful pH range of ADA is 5.6 - 7.5

Titrate HR2-507 to the desired pH using NaOHHR2-817 is titrated to pH 6.5 using NaOH

HR2-507 measured Conductivity range: 23.6 - 28.6 mS/cm at 25°CHR2-507 measured Refractive Index range: 1.35009 - 1.35044 at 20°C

HR2-817 measured Conductivity range: 42.2 - 50.4 mS/cm at 25°CHR2-817 measured Refractive Index range: 1.36787 - 1.36913 at 20°C

ADA buffer is used in the Hampton Research MembFac crystallization kit.

Total Impurities Insoluble matter, passes filter testAl ≤0.0005%As ≤0.00001%Ba ≤0.0005%Bi ≤0.0005%Ca ≤0.001%Cd ≤0.0005%Cl ≤0.1%Co ≤0.0005%Cr ≤0.0005%Cu ≤0.0005%Fe ≤0.0005%K ≤0.005%Mg ≤0.0005%Mn ≤0.0005%Mo ≤0.0005%Na ≤0.05%Ni ≤0.0005%Pb ≤0.0005%SO₄ ≤0.005%Sr ≤0.0005%Zn ≤0.0005%