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GeorgiaChem EGTA, free acid
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EG1041 - EGTA, free acid


  • Grade: Ultra Pure Grade
  • CAS Number: 67-42-5
  • Synonym(s): Ethylene glycol bis(β-aminoethyl)-ether) N, N, N', N' tetraacetic acid
  • Molecular Weight: 380.35
  • Molecular Formula: [-CH2OCH2CH2N(CH2CO2H)2]2
  • Storage Condition: Room Temerature

Description

Appearance (Color)..................................................................................White
Appearance (Form)..............................................................................Powder
Solubility (Color)...............................................................................Colorless
Solubility (Turbidity)..................................................................................Clear
(C = 0.1 M in 1 M NaOH)
Purity.......................................................................................................≥99.0%
Loss on Drying.......................................................................................≤1.0 %
Residue on ignition (Ash)....................................................................≤0.1 %
Insoluble matter.....................................................................................≤0.1 %
Sulfate (SO4)........................................................................................≤0.05 %
Aluminum (AL)................................................................................≤0.0005 %
Phosphorus (P)..............................................................................≤0.0005 %
Lead (Pb)............................................................................................≤0.001 %
Calcium (Ca)...................................................................................≤0.0005 %
Magnesium (Mg)............................................................................≤0.0005 %
Sodium (Na).........................................................................................≤0.05 %
Potassium (K)...................................................................................≤0.005 %
Iron (Fe)...........................................................................................≤ 0.0005 %
Copper (Cu).....................................................................................≤0.0005 %
Zinc (Zn)...........................................................................................≤0.0005 %
Ammonia (NH4).................................................................................≤ 0.05 %


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