1.0 M ADA pH 6.5

100 mL bottle of 1.0 M ADA pH 6.5 Optimize Reagent.
Synonyms: N-(2-Acetamido)iminodiacetic acid;
N-(Carbamoylmethyl)iminodiacetic acid
C6H10N2O5
H2NCOCH2N(CH2CO2H)2
Mr 190.16
CAS Number [26239-55-4]
EC Number 247-530-0
Beilstein Registry Number 1787181
Merck 14, 147
Purity > 99.0%
MDL Number MFCD00008031
PubChem Substance ID 24845005
pKa = 6.6 at 25 degrees Celsiuselsius
Useful pH range of ADA is 5.6 - 7.5
Titrate HR2-507 to the desired pH using NaOH
HR2-817 is titrated to pH 6.5 using NaOH
HR2-507 measured Conductivity range: 23.6 - 28.6 mS/cm at 25 degrees Celsius
HR2-507 measured Refractive Index range: 1.35009 - 1.35044 at 20 degrees Celsius
HR2-817 measured Conductivity range: 42.2 - 50.4 mS/cm at 25 degrees Celsius
HR2-817 measured Refractive Index range: 1.36787 - 1.36913 at 20 degrees Celsius
ADA buffer is used in the Hampton Research MembFac crystallization kit.
Total Impurities Insoluble matter, passes filter test
Al <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%