StockOptions Glycine buffer kit is a preformulated, sterile filtered set of titrated buffer stocks. The StockOptions buffer stock reagents are supplied as 1.0 M stock solutions in 10 milliliter volumes. Each StockOptions Glycine buffer reagent is carefully titrated using Sodium hydroxide. StockOptions Glycine is comprised of 21 unique reagents covering the pH range of 8.6 to 10.6 in 0.1 pH unit increments.
Glycine Synonym: Aminoacetic acid, Aminoethanoic acid, Glycocoll Mr 75.07 NH2CH2COOH CAS Number 56-40-6 EC Number 200-272-2 Beilstein Registry Number 635782 MDL number MFCD00008131 PubChem Substance ID 24873323 Purity >99.0% Ignition residue =0.05% (as SO4) Loss =0.05% loss on drying, 20°C Melting point 240°C UV Absorption for 1.0 M solution λ: 260 nm Amax: 0.01 λ: 280 nm Amax: 0.01 pKa1 2.3 pKa2 9.6
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 NH4+: <200 mg/kg Na: <50 mg/kg Ni: <5 mg/kg Pb: <5 mg/kg Sr: =5 mg/kg