Solvents used to prepare mobile phases C-3
Solvents used to prepare mobile phases
The following lists the most common ingredients used to prepare mobile
phases for reverse-phase LC/MS (API):
•Water
• Methanol
• Acetonitrile
• Formic acid (<0.1%)
• Acetic acid (<0.1%)
• Trifluoroacetic acid (<0.1%)
• Ammonium acetate (<10 mM)
• Ammonium formate (<10 mM)
These solvents are not expected to cause any problems with the materials
appearing in the table on page C-2.
a. Polyetheretherketone
b. Fluorinated ethylene propylene
c. Polytetrafluoroethylene
d. Nitrile butadiene rubber
e. Stainless steel
f. Polybutylene Terephthalate
g. Polyoxymethylene
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