MLPAO Test Prep ~ Lab Math
Distillation is - ANS-Creating steam then condensing and collecting the steam
Distillation removes all ____ materials from water (eg. Iron, calcium) - ANS-Non-volatile
Distilled water pH is - ANS-6.5-7.0
Deionization is the removal of - ANS-Ionic impurities by resin leads
Deionization: Water is sent through a column that eliminates ions and replaces them
with ____ and _____ ions that combine to form ____ - ANS-Hydrogen, Hydroxide, water
Deionized water holds a pH of - ANS-7.0
Highest grade/purity of water - ANS-Type 1
Trace metals are eliminated in type ___ water - ANS-1
Type of water used when high levels of accuracy and precision are needed - ANS-1
Type 1 water is used for ____ ____ processes - ANS-Sensitive analytical (eg. DNA
testing, research, and chromatography)
Type of water used for general laboratory procedures/techniques - ANS-2
Type 2 water has conductivity of <___ us/om - ANS-1.0
Type 2 water is used for - ANS-Buffers, reagents, microbiology labs
Least pure type of water - ANS-3
Type of water utilized for qualitative purposes and general washing procedures - ANS-3
Type 3 water conductivity is ___ us/om - ANS-1-50
Highest grade of chemical - ANS-ACS
Grade of chemical used for general clinical procedures - ANS-Analytical (reagent grade)
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