Waters HPLC Diagnóstico Y Corrección De Anomalías página 111

Choosing the Correct Choosing the Correct
VIAL VIAL
•Test the sample analytes for compatibility/usability with a vial.
•Some compounds may degrade, or become bound to certain surfaces.
Colourless/Clear glass
— — Type 1, Class A Type 1, Class A
Most chemically inert glass available
o
— Type 1, Class B
More alkaline than Class A
o
Amber/Clear glass
— All amber glassware is
— Used for light labile samples
Polypropylene
— A non-ionic, non-reactive plastic. Used where
glass is inappropriate.
•IMPORTANT:
Borosilicate Borosilicate
Borosilicate
"Type 1, Class B"
Max. temperature : 135°C
•Note: •Note:
•Decativated/
Silanized glass
surface is also
available
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