Chemistry Flashcards
The analytical method chosen must be ______________
Fit for purpose
The analytical chemists is concerned with the identification, characterisation and ______________ of physical and trace evidence
Comparison
The ______________ phase carries the components of the mixture through the chromatography system
Mobile
LA-ICP-MS involves minimal samples ______________
Preparation
If GCMSis used for separation, the components in the mixture must be ______________
Volatile
The ______________ patterns of ionised molecules aids in their identification in GCMS
Fragmentation
A calibration curve should be ______________
Linear
______________gas replaces atmospheric air in the ablation chamber
Argon
A polar bond has an ______________ sharing of electrons
Unequal
LA-ICP-MS is mainly used for the analysis of ______________ samples
Solid
The chemical ______________ is created by biological, geological and anthropogenic influences
Fingerprint
______________ is a common adsorbent stationary phase used in HPLC
Silica
LA-ICP-MS concerns the ______________ of a sample
Surface
The ______________ limits of ICP-MD are parts bee billion
Detection
______________ is the name given to determining the origin of a sample
Provenancing
Inter elemental ______________ are used when assessing LA-ICP-MS data
Ratios
Ions are separated in the ______________ of the ICP-MS instrument
Quadrupole
______________ time is used to qualitatively determine the identity of a component in HPLC
Retention
If the oven temperature in GCMS is ______________, molecules of lower boiling point will elite first
Increased
The E in the LASER acronym stands for ______________
Emission
